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Finding the Fourth Proportional to 586,949.65, 880,613.43 and 267,215.92

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Solution

The fourth proportional to 586,949.65, 880,613.43 and 267,215.92 is: 400,909.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,949.65 : 880,613.43 = 267,215.92 : x
  2. Step 2: Convert to fraction form
    586,949.65/880,613.43 = 267,215.92/x
  3. Step 3: Cross multiply
    586,949.65x = 880,613.43 × 267,215.92
  4. Step 4: Simplify right side
    586,949.65x = 235,313,927,861.81
  5. Step 5: Solve for x
    x = 235,313,927,861.81/586,949.65
  6. Step 6: Final answer
    x = 400,909.90

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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.