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Finding the Fourth Proportional to 534,194.47, 737,160.37 and 292,430.76

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Solution

The fourth proportional to 534,194.47, 737,160.37 and 292,430.76 is: 403,539.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,194.47 : 737,160.37 = 292,430.76 : x
  2. Step 2: Convert to fraction form
    534,194.47/737,160.37 = 292,430.76/x
  3. Step 3: Cross multiply
    534,194.47x = 737,160.37 × 292,430.76
  4. Step 4: Simplify right side
    534,194.47x = 215,568,367,240.98
  5. Step 5: Solve for x
    x = 215,568,367,240.98/534,194.47
  6. Step 6: Final answer
    x = 403,539.12

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Double scale
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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.