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Finding the Third Proportional to 5,354,268.75 and 8,156,882.25

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Solution

The third proportional to 5,354,268.75 and 8,156,882.25 is: 12,426,482.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354,268.75 : 8,156,882.25 = 8,156,882.25 : x
  2. Step 2: Convert to fraction form
    5,354,268.75/8,156,882.25 = 8,156,882.25/x
  3. Step 3: Cross multiply
    5,354,268.75x = 8,156,882.25 × 8,156,882.25
  4. Step 4: Simplify right side
    5,354,268.75x = 66,534,728,040,365.06
  5. Step 5: Solve for x
    x = 66,534,728,040,365.06/5,354,268.75
  6. Step 6: Final answer
    x = 12,426,482.71

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.