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Finding the Third Proportional to 28,445,474 and 45,187,635

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Solution

The third proportional to 28,445,474 and 45,187,635 is: 71,783,734.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,445,474 : 45,187,635 = 45,187,635 : x
  2. Step 2: Convert to fraction form
    28,445,474/45,187,635 = 45,187,635/x
  3. Step 3: Cross multiply
    28,445,474x = 45,187,635 × 45,187,635
  4. Step 4: Simplify right side
    28,445,474x = 2,041,922,356,893,225
  5. Step 5: Solve for x
    x = 2,041,922,356,893,225/28,445,474
  6. Step 6: Final answer
    x = 71,783,734.62

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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.