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Finding the Third Proportional to 149,444,491.50 and 328,309,965

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Solution

The third proportional to 149,444,491.50 and 328,309,965 is: 721,253,972.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,444,491.50 : 328,309,965 = 328,309,965 : x
  2. Step 2: Convert to fraction form
    149,444,491.50/328,309,965 = 328,309,965/x
  3. Step 3: Cross multiply
    149,444,491.50x = 328,309,965 × 328,309,965
  4. Step 4: Simplify right side
    149,444,491.50x = 107,787,433,118,301,232
  5. Step 5: Solve for x
    x = 107,787,433,118,301,232/149,444,491.50
  6. Step 6: Final answer
    x = 721,253,972.20

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.