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Finding the Third Proportional to 20,671,648.03 and 28,091,098.69

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Solution

The third proportional to 20,671,648.03 and 28,091,098.69 is: 38,173,532.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,671,648.03 : 28,091,098.69 = 28,091,098.69 : x
  2. Step 2: Convert to fraction form
    20,671,648.03/28,091,098.69 = 28,091,098.69/x
  3. Step 3: Cross multiply
    20,671,648.03x = 28,091,098.69 × 28,091,098.69
  4. Step 4: Simplify right side
    20,671,648.03x = 789,109,825,470,864.25
  5. Step 5: Solve for x
    x = 789,109,825,470,864.25/20,671,648.03
  6. Step 6: Final answer
    x = 38,173,532.38

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.