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Finding the Third Proportional to 124,628,121 and 288,491,548.50

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Solution

The third proportional to 124,628,121 and 288,491,548.50 is: 667,805,731.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,628,121 : 288,491,548.50 = 288,491,548.50 : x
  2. Step 2: Convert to fraction form
    124,628,121/288,491,548.50 = 288,491,548.50/x
  3. Step 3: Cross multiply
    124,628,121x = 288,491,548.50 × 288,491,548.50
  4. Step 4: Simplify right side
    124,628,121x = 83,227,373,555,927,856
  5. Step 5: Solve for x
    x = 83,227,373,555,927,856/124,628,121
  6. Step 6: Final answer
    x = 667,805,731.87

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.