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Finding the Third Proportional to 463,641.47 and 988,521.47

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Solution

The third proportional to 463,641.47 and 988,521.47 is: 2,107,608.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,641.47 : 988,521.47 = 988,521.47 : x
  2. Step 2: Convert to fraction form
    463,641.47/988,521.47 = 988,521.47/x
  3. Step 3: Cross multiply
    463,641.47x = 988,521.47 × 988,521.47
  4. Step 4: Simplify right side
    463,641.47x = 977,174,694,179.66
  5. Step 5: Solve for x
    x = 977,174,694,179.66/463,641.47
  6. Step 6: Final answer
    x = 2,107,608.49

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.