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Finding the Third Proportional to 749,634.75 and 1,068,379.88

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Solution

The third proportional to 749,634.75 and 1,068,379.88 is: 1,522,655.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,634.75 : 1,068,379.88 = 1,068,379.88 : x
  2. Step 2: Convert to fraction form
    749,634.75/1,068,379.88 = 1,068,379.88/x
  3. Step 3: Cross multiply
    749,634.75x = 1,068,379.88 × 1,068,379.88
  4. Step 4: Simplify right side
    749,634.75x = 1,141,435,557,305.02
  5. Step 5: Solve for x
    x = 1,141,435,557,305.02/749,634.75
  6. Step 6: Final answer
    x = 1,522,655.61

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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.