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Finding the Fourth Proportional to 624,230.22, 861,431.58 and 337,744.02

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Solution

The fourth proportional to 624,230.22, 861,431.58 and 337,744.02 is: 466,083.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,230.22 : 861,431.58 = 337,744.02 : x
  2. Step 2: Convert to fraction form
    624,230.22/861,431.58 = 337,744.02/x
  3. Step 3: Cross multiply
    624,230.22x = 861,431.58 × 337,744.02
  4. Step 4: Simplify right side
    624,230.22x = 290,943,364,784.15
  5. Step 5: Solve for x
    x = 290,943,364,784.15/624,230.22
  6. Step 6: Final answer
    x = 466,083.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.