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Finding the Third Proportional to 19,348,510 and 27,969,711

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Solution

The third proportional to 19,348,510 and 27,969,711 is: 40,432,298.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,348,510 : 27,969,711 = 27,969,711 : x
  2. Step 2: Convert to fraction form
    19,348,510/27,969,711 = 27,969,711/x
  3. Step 3: Cross multiply
    19,348,510x = 27,969,711 × 27,969,711
  4. Step 4: Simplify right side
    19,348,510x = 782,304,733,423,521
  5. Step 5: Solve for x
    x = 782,304,733,423,521/19,348,510
  6. Step 6: Final answer
    x = 40,432,298.58

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.