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Finding the Third Proportional to 635,799.38 and 891,070.88

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Solution

The third proportional to 635,799.38 and 891,070.88 is: 1,248,833.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,799.38 : 891,070.88 = 891,070.88 : x
  2. Step 2: Convert to fraction form
    635,799.38/891,070.88 = 891,070.88/x
  3. Step 3: Cross multiply
    635,799.38x = 891,070.88 × 891,070.88
  4. Step 4: Simplify right side
    635,799.38x = 794,007,304,273.27
  5. Step 5: Solve for x
    x = 794,007,304,273.27/635,799.38
  6. Step 6: Final answer
    x = 1,248,833.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.