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Finding the Third Proportional to 1,003,117.92 and 2,169,850.78

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Solution

The third proportional to 1,003,117.92 and 2,169,850.78 is: 4,693,618.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,117.92 : 2,169,850.78 = 2,169,850.78 : x
  2. Step 2: Convert to fraction form
    1,003,117.92/2,169,850.78 = 2,169,850.78/x
  3. Step 3: Cross multiply
    1,003,117.92x = 2,169,850.78 × 2,169,850.78
  4. Step 4: Simplify right side
    1,003,117.92x = 4,708,252,412,891.24
  5. Step 5: Solve for x
    x = 4,708,252,412,891.24/1,003,117.92
  6. Step 6: Final answer
    x = 4,693,618.08

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.