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Finding the Third Proportional to 20,176,535 and 28,311,674

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Solution

The third proportional to 20,176,535 and 28,311,674 is: 39,726,884.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,176,535 : 28,311,674 = 28,311,674 : x
  2. Step 2: Convert to fraction form
    20,176,535/28,311,674 = 28,311,674/x
  3. Step 3: Cross multiply
    20,176,535x = 28,311,674 × 28,311,674
  4. Step 4: Simplify right side
    20,176,535x = 801,550,884,682,276
  5. Step 5: Solve for x
    x = 801,550,884,682,276/20,176,535
  6. Step 6: Final answer
    x = 39,726,884.95

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.