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Finding the Third Proportional to 41,642,730 and 66,499,104

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Solution

The third proportional to 41,642,730 and 66,499,104 is: 106,192,145.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,642,730 : 66,499,104 = 66,499,104 : x
  2. Step 2: Convert to fraction form
    41,642,730/66,499,104 = 66,499,104/x
  3. Step 3: Cross multiply
    41,642,730x = 66,499,104 × 66,499,104
  4. Step 4: Simplify right side
    41,642,730x = 4,422,130,832,802,816
  5. Step 5: Solve for x
    x = 4,422,130,832,802,816/41,642,730
  6. Step 6: Final answer
    x = 106,192,145.25

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.