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Finding the Third Proportional to 5,258,359.58 and 7,866,520.47

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Solution

The third proportional to 5,258,359.58 and 7,866,520.47 is: 11,768,336.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258,359.58 : 7,866,520.47 = 7,866,520.47 : x
  2. Step 2: Convert to fraction form
    5,258,359.58/7,866,520.47 = 7,866,520.47/x
  3. Step 3: Cross multiply
    5,258,359.58x = 7,866,520.47 × 7,866,520.47
  4. Step 4: Simplify right side
    5,258,359.58x = 61,882,144,246,850.49
  5. Step 5: Solve for x
    x = 61,882,144,246,850.49/5,258,359.58
  6. Step 6: Final answer
    x = 11,768,336.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.