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Finding the Fourth Proportional to 563,634.76, 845,242.08 and 226,561.80

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Solution

The fourth proportional to 563,634.76, 845,242.08 and 226,561.80 is: 339,758.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,634.76 : 845,242.08 = 226,561.80 : x
  2. Step 2: Convert to fraction form
    563,634.76/845,242.08 = 226,561.80/x
  3. Step 3: Cross multiply
    563,634.76x = 845,242.08 × 226,561.80
  4. Step 4: Simplify right side
    563,634.76x = 191,499,567,080.54
  5. Step 5: Solve for x
    x = 191,499,567,080.54/563,634.76
  6. Step 6: Final answer
    x = 339,758.26

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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.