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Finding the Fourth Proportional to 541,462.48, 747,227.07 and 296,443.15

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Solution

The fourth proportional to 541,462.48, 747,227.07 and 296,443.15 is: 409,096.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,462.48 : 747,227.07 = 296,443.15 : x
  2. Step 2: Convert to fraction form
    541,462.48/747,227.07 = 296,443.15/x
  3. Step 3: Cross multiply
    541,462.48x = 747,227.07 × 296,443.15
  4. Step 4: Simplify right side
    541,462.48x = 221,510,344,528.00
  5. Step 5: Solve for x
    x = 221,510,344,528.00/541,462.48
  6. Step 6: Final answer
    x = 409,096.39

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Double scale
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Similar ratio
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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.