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Finding the Fourth Proportional to 700,542.27, 966,412.76 and 673,382.43

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Solution

The fourth proportional to 700,542.27, 966,412.76 and 673,382.43 is: 928,945.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,542.27 : 966,412.76 = 673,382.43 : x
  2. Step 2: Convert to fraction form
    700,542.27/966,412.76 = 673,382.43/x
  3. Step 3: Cross multiply
    700,542.27x = 966,412.76 × 673,382.43
  4. Step 4: Simplify right side
    700,542.27x = 650,765,369,344.90
  5. Step 5: Solve for x
    x = 650,765,369,344.90/700,542.27
  6. Step 6: Final answer
    x = 928,945.19

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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.