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Finding the Fourth Proportional to 524,087.38, 723,236.18 and 294,645.68

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Solution

The fourth proportional to 524,087.38, 723,236.18 and 294,645.68 is: 406,608.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,087.38 : 723,236.18 = 294,645.68 : x
  2. Step 2: Convert to fraction form
    524,087.38/723,236.18 = 294,645.68/x
  3. Step 3: Cross multiply
    524,087.38x = 723,236.18 × 294,645.68
  4. Step 4: Simplify right side
    524,087.38x = 213,098,416,056.70
  5. Step 5: Solve for x
    x = 213,098,416,056.70/524,087.38
  6. Step 6: Final answer
    x = 406,608.56

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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.