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Finding the Fourth Proportional to 716,006, 1,067,264.02 and 658,545.55

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Solution

The fourth proportional to 716,006, 1,067,264.02 and 658,545.55 is: 981,614.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,006 : 1,067,264.02 = 658,545.55 : x
  2. Step 2: Convert to fraction form
    716,006/1,067,264.02 = 658,545.55/x
  3. Step 3: Cross multiply
    716,006x = 1,067,264.02 × 658,545.55
  4. Step 4: Simplify right side
    716,006x = 702,841,971,046.11
  5. Step 5: Solve for x
    x = 702,841,971,046.11/716,006
  6. Step 6: Final answer
    x = 981,614.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.