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Finding the Third Proportional to 28,521,181.50 and 62,268,805.50

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Solution

The third proportional to 28,521,181.50 and 62,268,805.50 is: 135,948,229.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,521,181.50 : 62,268,805.50 = 62,268,805.50 : x
  2. Step 2: Convert to fraction form
    28,521,181.50/62,268,805.50 = 62,268,805.50/x
  3. Step 3: Cross multiply
    28,521,181.50x = 62,268,805.50 × 62,268,805.50
  4. Step 4: Simplify right side
    28,521,181.50x = 3,877,404,138,396,830
  5. Step 5: Solve for x
    x = 3,877,404,138,396,830/28,521,181.50
  6. Step 6: Final answer
    x = 135,948,229.86

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.