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Finding the Third Proportional to 3,258,808.50 and 4,930,155

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Solution

The third proportional to 3,258,808.50 and 4,930,155 is: 7,458,685.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,808.50 : 4,930,155 = 4,930,155 : x
  2. Step 2: Convert to fraction form
    3,258,808.50/4,930,155 = 4,930,155/x
  3. Step 3: Cross multiply
    3,258,808.50x = 4,930,155 × 4,930,155
  4. Step 4: Simplify right side
    3,258,808.50x = 24,306,428,324,025
  5. Step 5: Solve for x
    x = 24,306,428,324,025/3,258,808.50
  6. Step 6: Final answer
    x = 7,458,685.69

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.