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Finding the Third Proportional to 4,258,225.69 and 9,340,847.86

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Solution

The third proportional to 4,258,225.69 and 9,340,847.86 is: 20,490,092.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258,225.69 : 9,340,847.86 = 9,340,847.86 : x
  2. Step 2: Convert to fraction form
    4,258,225.69/9,340,847.86 = 9,340,847.86/x
  3. Step 3: Cross multiply
    4,258,225.69x = 9,340,847.86 × 9,340,847.86
  4. Step 4: Simplify right side
    4,258,225.69x = 87,251,438,731,990.52
  5. Step 5: Solve for x
    x = 87,251,438,731,990.52/4,258,225.69
  6. Step 6: Final answer
    x = 20,490,092.62

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.