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Finding the Third Proportional to 9,642,555 and 20,592,839.25

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Solution

The third proportional to 9,642,555 and 20,592,839.25 is: 43,978,492.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,642,555 : 20,592,839.25 = 20,592,839.25 : x
  2. Step 2: Convert to fraction form
    9,642,555/20,592,839.25 = 20,592,839.25/x
  3. Step 3: Cross multiply
    9,642,555x = 20,592,839.25 × 20,592,839.25
  4. Step 4: Simplify right side
    9,642,555x = 424,065,028,376,340.56
  5. Step 5: Solve for x
    x = 424,065,028,376,340.56/9,642,555
  6. Step 6: Final answer
    x = 43,978,492.05

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.