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Finding the Fourth Proportional to 534,029.92, 736,960.74 and 292,310.34

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Solution

The fourth proportional to 534,029.92, 736,960.74 and 292,310.34 is: 403,387.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,029.92 : 736,960.74 = 292,310.34 : x
  2. Step 2: Convert to fraction form
    534,029.92/736,960.74 = 292,310.34/x
  3. Step 3: Cross multiply
    534,029.92x = 736,960.74 × 292,310.34
  4. Step 4: Simplify right side
    534,029.92x = 215,421,244,476.05
  5. Step 5: Solve for x
    x = 215,421,244,476.05/534,029.92
  6. Step 6: Final answer
    x = 403,387.97

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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.