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Finding the Third Proportional to 10,842,768 and 15,902,019

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Solution

The third proportional to 10,842,768 and 15,902,019 is: 23,321,923.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,842,768 : 15,902,019 = 15,902,019 : x
  2. Step 2: Convert to fraction form
    10,842,768/15,902,019 = 15,902,019/x
  3. Step 3: Cross multiply
    10,842,768x = 15,902,019 × 15,902,019
  4. Step 4: Simplify right side
    10,842,768x = 252,874,208,276,361
  5. Step 5: Solve for x
    x = 252,874,208,276,361/10,842,768
  6. Step 6: Final answer
    x = 23,321,923.73

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.