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Finding the Fourth Proportional to 541,060.74, 746,902.98 and 323,346.24

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Solution

The fourth proportional to 541,060.74, 746,902.98 and 323,346.24 is: 446,360.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,060.74 : 746,902.98 = 323,346.24 : x
  2. Step 2: Convert to fraction form
    541,060.74/746,902.98 = 323,346.24/x
  3. Step 3: Cross multiply
    541,060.74x = 746,902.98 × 323,346.24
  4. Step 4: Simplify right side
    541,060.74x = 241,508,270,227.80
  5. Step 5: Solve for x
    x = 241,508,270,227.80/541,060.74
  6. Step 6: Final answer
    x = 446,360.74

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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.