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Finding the Fourth Proportional to 337,176.53, 505,696.15 and 123,871.13

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Solution

The fourth proportional to 337,176.53, 505,696.15 and 123,871.13 is: 185,781.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,176.53 : 505,696.15 = 123,871.13 : x
  2. Step 2: Convert to fraction form
    337,176.53/505,696.15 = 123,871.13/x
  3. Step 3: Cross multiply
    337,176.53x = 505,696.15 × 123,871.13
  4. Step 4: Simplify right side
    337,176.53x = 62,641,153,537.15
  5. Step 5: Solve for x
    x = 62,641,153,537.15/337,176.53
  6. Step 6: Final answer
    x = 185,781.48

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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.