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Finding the Fourth Proportional to 534,118.50, 737,085.15 and 292,403.16

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Solution

The fourth proportional to 534,118.50, 737,085.15 and 292,403.16 is: 403,517.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,118.50 : 737,085.15 = 292,403.16 : x
  2. Step 2: Convert to fraction form
    534,118.50/737,085.15 = 292,403.16/x
  3. Step 3: Cross multiply
    534,118.50x = 737,085.15 × 292,403.16
  4. Step 4: Simplify right side
    534,118.50x = 215,526,027,049.07
  5. Step 5: Solve for x
    x = 215,526,027,049.07/534,118.50
  6. Step 6: Final answer
    x = 403,517.25

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1.5x scale

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.