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Finding the Third Proportional to 1,785,017 and 3,924,328

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Solution

The third proportional to 1,785,017 and 3,924,328 is: 8,627,565.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,017 : 3,924,328 = 3,924,328 : x
  2. Step 2: Convert to fraction form
    1,785,017/3,924,328 = 3,924,328/x
  3. Step 3: Cross multiply
    1,785,017x = 3,924,328 × 3,924,328
  4. Step 4: Simplify right side
    1,785,017x = 15,400,350,251,584
  5. Step 5: Solve for x
    x = 15,400,350,251,584/1,785,017
  6. Step 6: Final answer
    x = 8,627,565.03

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.