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Finding the Fourth Proportional to 566,504.30, 849,756.45 and 426,536.30

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Solution

The fourth proportional to 566,504.30, 849,756.45 and 426,536.30 is: 639,804.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,504.30 : 849,756.45 = 426,536.30 : x
  2. Step 2: Convert to fraction form
    566,504.30/849,756.45 = 426,536.30/x
  3. Step 3: Cross multiply
    566,504.30x = 849,756.45 × 426,536.30
  4. Step 4: Simplify right side
    566,504.30x = 362,451,972,084.14
  5. Step 5: Solve for x
    x = 362,451,972,084.14/566,504.30
  6. Step 6: Final answer
    x = 639,804.45

Related Problems

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Half scale
Find fourth proportional to 1,133,008.60, 1,699,512.90 and 853,072.60
Double scale
Find fourth proportional to 566,505.30, 849,757.95 and 426,537.30
Similar ratio
Find fourth proportional to 849,756.45, 1,274,634.68 and 639,804.45
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.