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Finding the Third Proportional to 8,815,869.56 and 20,743,205.06

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Solution

The third proportional to 8,815,869.56 and 20,743,205.06 is: 48,807,500.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,869.56 : 20,743,205.06 = 20,743,205.06 : x
  2. Step 2: Convert to fraction form
    8,815,869.56/20,743,205.06 = 20,743,205.06/x
  3. Step 3: Cross multiply
    8,815,869.56x = 20,743,205.06 × 20,743,205.06
  4. Step 4: Simplify right side
    8,815,869.56x = 430,280,556,264,925.62
  5. Step 5: Solve for x
    x = 430,280,556,264,925.62/8,815,869.56
  6. Step 6: Final answer
    x = 48,807,500.29

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.