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Finding the Third Proportional to 115,946,385 and 252,726,123

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Solution

The third proportional to 115,946,385 and 252,726,123 is: 550,862,308.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,946,385 : 252,726,123 = 252,726,123 : x
  2. Step 2: Convert to fraction form
    115,946,385/252,726,123 = 252,726,123/x
  3. Step 3: Cross multiply
    115,946,385x = 252,726,123 × 252,726,123
  4. Step 4: Simplify right side
    115,946,385x = 63,870,493,246,611,128
  5. Step 5: Solve for x
    x = 63,870,493,246,611,128/115,946,385
  6. Step 6: Final answer
    x = 550,862,308.01

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.