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Finding the Third Proportional to 840,457.13 and 1,261,546.13

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Solution

The third proportional to 840,457.13 and 1,261,546.13 is: 1,893,610.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,457.13 : 1,261,546.13 = 1,261,546.13 : x
  2. Step 2: Convert to fraction form
    840,457.13/1,261,546.13 = 1,261,546.13/x
  3. Step 3: Cross multiply
    840,457.13x = 1,261,546.13 × 1,261,546.13
  4. Step 4: Simplify right side
    840,457.13x = 1,591,498,625,502.52
  5. Step 5: Solve for x
    x = 1,591,498,625,502.52/840,457.13
  6. Step 6: Final answer
    x = 1,893,610.72

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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.