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Finding the Fourth Proportional to 1,163,691, 1,745,518.97 and 523,542.66

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Solution

The fourth proportional to 1,163,691, 1,745,518.97 and 523,542.66 is: 785,306.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,691 : 1,745,518.97 = 523,542.66 : x
  2. Step 2: Convert to fraction form
    1,163,691/1,745,518.97 = 523,542.66/x
  3. Step 3: Cross multiply
    1,163,691x = 1,745,518.97 × 523,542.66
  4. Step 4: Simplify right side
    1,163,691x = 913,853,644,634.26
  5. Step 5: Solve for x
    x = 913,853,644,634.26/1,163,691
  6. Step 6: Final answer
    x = 785,306.10

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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.