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Finding the Fourth Proportional to 541,527.32, 747,335.26 and 299,836.49

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Solution

The fourth proportional to 541,527.32, 747,335.26 and 299,836.49 is: 413,789.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,527.32 : 747,335.26 = 299,836.49 : x
  2. Step 2: Convert to fraction form
    541,527.32/747,335.26 = 299,836.49/x
  3. Step 3: Cross multiply
    541,527.32x = 747,335.26 × 299,836.49
  4. Step 4: Simplify right side
    541,527.32x = 224,078,377,849.76
  5. Step 5: Solve for x
    x = 224,078,377,849.76/541,527.32
  6. Step 6: Final answer
    x = 413,789.61

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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.