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Finding the Third Proportional to 3,499,288.31 and 5,003,988.19

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Solution

The third proportional to 3,499,288.31 and 5,003,988.19 is: 7,155,711.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499,288.31 : 5,003,988.19 = 5,003,988.19 : x
  2. Step 2: Convert to fraction form
    3,499,288.31/5,003,988.19 = 5,003,988.19/x
  3. Step 3: Cross multiply
    3,499,288.31x = 5,003,988.19 × 5,003,988.19
  4. Step 4: Simplify right side
    3,499,288.31x = 25,039,897,780,639.54
  5. Step 5: Solve for x
    x = 25,039,897,780,639.54/3,499,288.31
  6. Step 6: Final answer
    x = 7,155,711.55

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.