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Finding the Third Proportional to 803.53 and 1,545.47

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Solution

The third proportional to 803.53 and 1,545.47 is: 2,972.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    803.53 : 1,545.47 = 1,545.47 : x
  2. Step 2: Convert to fraction form
    803.53/1,545.47 = 1,545.47/x
  3. Step 3: Cross multiply
    803.53x = 1,545.47 × 1,545.47
  4. Step 4: Simplify right side
    803.53x = 2,388,473.66
  5. Step 5: Solve for x
    x = 2,388,473.66/803.53
  6. Step 6: Final answer
    x = 2,972.47

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Why These Related Problems?

These problems maintain the same ratio (1.92) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.