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Finding the Third Proportional to 6,881,079.41 and 9,643,785.80

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Solution

The third proportional to 6,881,079.41 and 9,643,785.80 is: 13,515,699.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881,079.41 : 9,643,785.80 = 9,643,785.80 : x
  2. Step 2: Convert to fraction form
    6,881,079.41/9,643,785.80 = 9,643,785.80/x
  3. Step 3: Cross multiply
    6,881,079.41x = 9,643,785.80 × 9,643,785.80
  4. Step 4: Simplify right side
    6,881,079.41x = 93,002,604,609,013.88
  5. Step 5: Solve for x
    x = 93,002,604,609,013.88/6,881,079.41
  6. Step 6: Final answer
    x = 13,515,699.95

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.