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Finding the Third Proportional to 1,865,548.97 and 3,955,288.22

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Solution

The third proportional to 1,865,548.97 and 3,955,288.22 is: 8,385,898.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,548.97 : 3,955,288.22 = 3,955,288.22 : x
  2. Step 2: Convert to fraction form
    1,865,548.97/3,955,288.22 = 3,955,288.22/x
  3. Step 3: Cross multiply
    1,865,548.97x = 3,955,288.22 × 3,955,288.22
  4. Step 4: Simplify right side
    1,865,548.97x = 15,644,304,893,382.55
  5. Step 5: Solve for x
    x = 15,644,304,893,382.55/1,865,548.97
  6. Step 6: Final answer
    x = 8,385,898.82

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.