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Finding the Third Proportional to 62,987,193 and 90,071,792.44

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Solution

The third proportional to 62,987,193 and 90,071,792.44 is: 128,802,815.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,987,193 : 90,071,792.44 = 90,071,792.44 : x
  2. Step 2: Convert to fraction form
    62,987,193/90,071,792.44 = 90,071,792.44/x
  3. Step 3: Cross multiply
    62,987,193x = 90,071,792.44 × 90,071,792.44
  4. Step 4: Simplify right side
    62,987,193x = 8,112,927,792,904,082
  5. Step 5: Solve for x
    x = 8,112,927,792,904,082/62,987,193
  6. Step 6: Final answer
    x = 128,802,815.41

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.