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Finding the Fourth Proportional to 534,321.96, 737,331.62 and 292,607.40

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Solution

The fourth proportional to 534,321.96, 737,331.62 and 292,607.40 is: 403,780.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,321.96 : 737,331.62 = 292,607.40 : x
  2. Step 2: Convert to fraction form
    534,321.96/737,331.62 = 292,607.40/x
  3. Step 3: Cross multiply
    534,321.96x = 737,331.62 × 292,607.40
  4. Step 4: Simplify right side
    534,321.96x = 215,748,688,265.99
  5. Step 5: Solve for x
    x = 215,748,688,265.99/534,321.96
  6. Step 6: Final answer
    x = 403,780.31

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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.