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Finding the Fourth Proportional to 437,862.92, 657,053.78 and 185,129.55

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Solution

The fourth proportional to 437,862.92, 657,053.78 and 185,129.55 is: 277,804.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,862.92 : 657,053.78 = 185,129.55 : x
  2. Step 2: Convert to fraction form
    437,862.92/657,053.78 = 185,129.55/x
  3. Step 3: Cross multiply
    437,862.92x = 657,053.78 × 185,129.55
  4. Step 4: Simplify right side
    437,862.92x = 121,640,069,691.55
  5. Step 5: Solve for x
    x = 121,640,069,691.55/437,862.92
  6. Step 6: Final answer
    x = 277,804.00

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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.