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Finding the Fourth Proportional to 577,262.98, 866,035.41 and 406,817.20

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Solution

The fourth proportional to 577,262.98, 866,035.41 and 406,817.20 is: 610,325.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,262.98 : 866,035.41 = 406,817.20 : x
  2. Step 2: Convert to fraction form
    577,262.98/866,035.41 = 406,817.20/x
  3. Step 3: Cross multiply
    577,262.98x = 866,035.41 × 406,817.20
  4. Step 4: Simplify right side
    577,262.98x = 352,318,100,597.05
  5. Step 5: Solve for x
    x = 352,318,100,597.05/577,262.98
  6. Step 6: Final answer
    x = 610,325.13

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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.