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Finding the Third Proportional to 18,859,057.31 and 28,836,703.13

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Solution

The third proportional to 18,859,057.31 and 28,836,703.13 is: 44,093,160.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,859,057.31 : 28,836,703.13 = 28,836,703.13 : x
  2. Step 2: Convert to fraction form
    18,859,057.31/28,836,703.13 = 28,836,703.13/x
  3. Step 3: Cross multiply
    18,859,057.31x = 28,836,703.13 × 28,836,703.13
  4. Step 4: Simplify right side
    18,859,057.31x = 831,555,447,119,384.75
  5. Step 5: Solve for x
    x = 831,555,447,119,384.75/18,859,057.31
  6. Step 6: Final answer
    x = 44,093,160.83

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.