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Finding the Third Proportional to 8,791,432 and 19,005,368

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Solution

The third proportional to 8,791,432 and 19,005,368 is: 41,085,913.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791,432 : 19,005,368 = 19,005,368 : x
  2. Step 2: Convert to fraction form
    8,791,432/19,005,368 = 19,005,368/x
  3. Step 3: Cross multiply
    8,791,432x = 19,005,368 × 19,005,368
  4. Step 4: Simplify right side
    8,791,432x = 361,204,012,815,424
  5. Step 5: Solve for x
    x = 361,204,012,815,424/8,791,432
  6. Step 6: Final answer
    x = 41,085,913.29

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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.