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Finding the Fourth Proportional to 541,670.59, 747,432.09 and 299,946.95

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Solution

The fourth proportional to 541,670.59, 747,432.09 and 299,946.95 is: 413,886.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,670.59 : 747,432.09 = 299,946.95 : x
  2. Step 2: Convert to fraction form
    541,670.59/747,432.09 = 299,946.95/x
  3. Step 3: Cross multiply
    541,670.59x = 747,432.09 × 299,946.95
  4. Step 4: Simplify right side
    541,670.59x = 224,189,975,727.63
  5. Step 5: Solve for x
    x = 224,189,975,727.63/541,670.59
  6. Step 6: Final answer
    x = 413,886.19

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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.