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Finding the Third Proportional to 41,526,978.75 and 90,869,685.75

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Solution

The third proportional to 41,526,978.75 and 90,869,685.75 is: 198,841,814.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,526,978.75 : 90,869,685.75 = 90,869,685.75 : x
  2. Step 2: Convert to fraction form
    41,526,978.75/90,869,685.75 = 90,869,685.75/x
  3. Step 3: Cross multiply
    41,526,978.75x = 90,869,685.75 × 90,869,685.75
  4. Step 4: Simplify right side
    41,526,978.75x = 8,257,299,788,303,753
  5. Step 5: Solve for x
    x = 8,257,299,788,303,753/41,526,978.75
  6. Step 6: Final answer
    x = 198,841,814.09

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.