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Finding the Third Proportional to 73,607,432 and 149,628,309

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Solution

The third proportional to 73,607,432 and 149,628,309 is: 304,162,640.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,607,432 : 149,628,309 = 149,628,309 : x
  2. Step 2: Convert to fraction form
    73,607,432/149,628,309 = 149,628,309/x
  3. Step 3: Cross multiply
    73,607,432x = 149,628,309 × 149,628,309
  4. Step 4: Simplify right side
    73,607,432x = 22,388,630,854,199,480
  5. Step 5: Solve for x
    x = 22,388,630,854,199,480/73,607,432
  6. Step 6: Final answer
    x = 304,162,640.18

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.