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Finding the Third Proportional to 925,987 and 1,391,445.50

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Solution

The third proportional to 925,987 and 1,391,445.50 is: 2,090,872.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,987 : 1,391,445.50 = 1,391,445.50 : x
  2. Step 2: Convert to fraction form
    925,987/1,391,445.50 = 1,391,445.50/x
  3. Step 3: Cross multiply
    925,987x = 1,391,445.50 × 1,391,445.50
  4. Step 4: Simplify right side
    925,987x = 1,936,120,579,470.25
  5. Step 5: Solve for x
    x = 1,936,120,579,470.25/925,987
  6. Step 6: Final answer
    x = 2,090,872.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.