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Finding the Third Proportional to 20,660,711.50 and 45,041,515

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Solution

The third proportional to 20,660,711.50 and 45,041,515 is: 98,193,040.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,660,711.50 : 45,041,515 = 45,041,515 : x
  2. Step 2: Convert to fraction form
    20,660,711.50/45,041,515 = 45,041,515/x
  3. Step 3: Cross multiply
    20,660,711.50x = 45,041,515 × 45,041,515
  4. Step 4: Simplify right side
    20,660,711.50x = 2,028,738,073,495,225
  5. Step 5: Solve for x
    x = 2,028,738,073,495,225/20,660,711.50
  6. Step 6: Final answer
    x = 98,193,040.13

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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.