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Finding the Third Proportional to 311,416,227 and 437,986,087.50

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Solution

The third proportional to 311,416,227 and 437,986,087.50 is: 615,998,127.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,416,227 : 437,986,087.50 = 437,986,087.50 : x
  2. Step 2: Convert to fraction form
    311,416,227/437,986,087.50 = 437,986,087.50/x
  3. Step 3: Cross multiply
    311,416,227x = 437,986,087.50 × 437,986,087.50
  4. Step 4: Simplify right side
    311,416,227x = 191,831,812,843,557,664
  5. Step 5: Solve for x
    x = 191,831,812,843,557,664/311,416,227
  6. Step 6: Final answer
    x = 615,998,127.94

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.