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Finding the Fourth Proportional to 534,580.16, 737,718.48 and 292,862.48

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Solution

The fourth proportional to 534,580.16, 737,718.48 and 292,862.48 is: 404,149.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,580.16 : 737,718.48 = 292,862.48 : x
  2. Step 2: Convert to fraction form
    534,580.16/737,718.48 = 292,862.48/x
  3. Step 3: Cross multiply
    534,580.16x = 737,718.48 × 292,862.48
  4. Step 4: Simplify right side
    534,580.16x = 216,050,063,594.63
  5. Step 5: Solve for x
    x = 216,050,063,594.63/534,580.16
  6. Step 6: Final answer
    x = 404,149.05

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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.