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Finding the Third Proportional to 18,794,215.69 and 29,905,591.50

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Solution

The third proportional to 18,794,215.69 and 29,905,591.50 is: 47,586,151.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,794,215.69 : 29,905,591.50 = 29,905,591.50 : x
  2. Step 2: Convert to fraction form
    18,794,215.69/29,905,591.50 = 29,905,591.50/x
  3. Step 3: Cross multiply
    18,794,215.69x = 29,905,591.50 × 29,905,591.50
  4. Step 4: Simplify right side
    18,794,215.69x = 894,344,402,964,872.25
  5. Step 5: Solve for x
    x = 894,344,402,964,872.25/18,794,215.69
  6. Step 6: Final answer
    x = 47,586,151.92

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.