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Finding the Fourth Proportional to 625,158.40, 937,854.48 and 204,457.12

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Solution

The fourth proportional to 625,158.40, 937,854.48 and 204,457.12 is: 306,723.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,158.40 : 937,854.48 = 204,457.12 : x
  2. Step 2: Convert to fraction form
    625,158.40/937,854.48 = 204,457.12/x
  3. Step 3: Cross multiply
    625,158.40x = 937,854.48 × 204,457.12
  4. Step 4: Simplify right side
    625,158.40x = 191,751,025,959.90
  5. Step 5: Solve for x
    x = 191,751,025,959.90/625,158.40
  6. Step 6: Final answer
    x = 306,723.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.