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Finding the Fourth Proportional to 367,565.44, 507,432.96 and 247,338.88

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Solution

The fourth proportional to 367,565.44, 507,432.96 and 247,338.88 is: 341,457.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,565.44 : 507,432.96 = 247,338.88 : x
  2. Step 2: Convert to fraction form
    367,565.44/507,432.96 = 247,338.88/x
  3. Step 3: Cross multiply
    367,565.44x = 507,432.96 × 247,338.88
  4. Step 4: Simplify right side
    367,565.44x = 125,507,900,001.49
  5. Step 5: Solve for x
    x = 125,507,900,001.49/367,565.44
  6. Step 6: Final answer
    x = 341,457.29

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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.