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Finding the Third Proportional to 62,508,580 and 129,807,944

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Solution

The third proportional to 62,508,580 and 129,807,944 is: 269,564,631.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,508,580 : 129,807,944 = 129,807,944 : x
  2. Step 2: Convert to fraction form
    62,508,580/129,807,944 = 129,807,944/x
  3. Step 3: Cross multiply
    62,508,580x = 129,807,944 × 129,807,944
  4. Step 4: Simplify right side
    62,508,580x = 16,850,102,325,507,136
  5. Step 5: Solve for x
    x = 16,850,102,325,507,136/62,508,580
  6. Step 6: Final answer
    x = 269,564,631.38

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.