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Finding the Third Proportional to 575,272.13 and 891,567

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Solution

The third proportional to 575,272.13 and 891,567 is: 1,381,766.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,272.13 : 891,567 = 891,567 : x
  2. Step 2: Convert to fraction form
    575,272.13/891,567 = 891,567/x
  3. Step 3: Cross multiply
    575,272.13x = 891,567 × 891,567
  4. Step 4: Simplify right side
    575,272.13x = 794,891,715,489
  5. Step 5: Solve for x
    x = 794,891,715,489/575,272.13
  6. Step 6: Final answer
    x = 1,381,766.44

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.