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Finding the Third Proportional to 29,075,438 and 63,432,112

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Solution

The third proportional to 29,075,438 and 63,432,112 is: 138,385,974.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,075,438 : 63,432,112 = 63,432,112 : x
  2. Step 2: Convert to fraction form
    29,075,438/63,432,112 = 63,432,112/x
  3. Step 3: Cross multiply
    29,075,438x = 63,432,112 × 63,432,112
  4. Step 4: Simplify right side
    29,075,438x = 4,023,632,832,780,544
  5. Step 5: Solve for x
    x = 4,023,632,832,780,544/29,075,438
  6. Step 6: Final answer
    x = 138,385,974.88

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.