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Finding the Third Proportional to 659,974.50 and 1,029,399.75

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Solution

The third proportional to 659,974.50 and 1,029,399.75 is: 1,605,613.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,974.50 : 1,029,399.75 = 1,029,399.75 : x
  2. Step 2: Convert to fraction form
    659,974.50/1,029,399.75 = 1,029,399.75/x
  3. Step 3: Cross multiply
    659,974.50x = 1,029,399.75 × 1,029,399.75
  4. Step 4: Simplify right side
    659,974.50x = 1,059,663,845,300.06
  5. Step 5: Solve for x
    x = 1,059,663,845,300.06/659,974.50
  6. Step 6: Final answer
    x = 1,605,613.32

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.