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Finding the Third Proportional to 3,817,687.57 and 4,901,811.19

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Solution

The third proportional to 3,817,687.57 and 4,901,811.19 is: 6,293,797.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817,687.57 : 4,901,811.19 = 4,901,811.19 : x
  2. Step 2: Convert to fraction form
    3,817,687.57/4,901,811.19 = 4,901,811.19/x
  3. Step 3: Cross multiply
    3,817,687.57x = 4,901,811.19 × 4,901,811.19
  4. Step 4: Simplify right side
    3,817,687.57x = 24,027,752,917,900.16
  5. Step 5: Solve for x
    x = 24,027,752,917,900.16/3,817,687.57
  6. Step 6: Final answer
    x = 6,293,797.61

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.