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Finding the Third Proportional to 10,357,853 and 15,680,732

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Solution

The third proportional to 10,357,853 and 15,680,732 is: 23,739,027.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357,853 : 15,680,732 = 15,680,732 : x
  2. Step 2: Convert to fraction form
    10,357,853/15,680,732 = 15,680,732/x
  3. Step 3: Cross multiply
    10,357,853x = 15,680,732 × 15,680,732
  4. Step 4: Simplify right side
    10,357,853x = 245,885,356,055,824
  5. Step 5: Solve for x
    x = 245,885,356,055,824/10,357,853
  6. Step 6: Final answer
    x = 23,739,027.39

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.