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Finding the Third Proportional to 15,648,474 and 33,610,788

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Solution

The third proportional to 15,648,474 and 33,610,788 is: 72,191,388.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,648,474 : 33,610,788 = 33,610,788 : x
  2. Step 2: Convert to fraction form
    15,648,474/33,610,788 = 33,610,788/x
  3. Step 3: Cross multiply
    15,648,474x = 33,610,788 × 33,610,788
  4. Step 4: Simplify right side
    15,648,474x = 1,129,685,069,980,944
  5. Step 5: Solve for x
    x = 1,129,685,069,980,944/15,648,474
  6. Step 6: Final answer
    x = 72,191,388.76

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.