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Finding the Third Proportional to 814,662 and 1,139,487.75

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Solution

The third proportional to 814,662 and 1,139,487.75 is: 1,593,829.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,662 : 1,139,487.75 = 1,139,487.75 : x
  2. Step 2: Convert to fraction form
    814,662/1,139,487.75 = 1,139,487.75/x
  3. Step 3: Cross multiply
    814,662x = 1,139,487.75 × 1,139,487.75
  4. Step 4: Simplify right side
    814,662x = 1,298,432,332,400.06
  5. Step 5: Solve for x
    x = 1,298,432,332,400.06/814,662
  6. Step 6: Final answer
    x = 1,593,829.51

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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.