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Finding the Third Proportional to 3,894,120 and 8,535,525.50

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Solution

The third proportional to 3,894,120 and 8,535,525.50 is: 18,709,026.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,894,120 : 8,535,525.50 = 8,535,525.50 : x
  2. Step 2: Convert to fraction form
    3,894,120/8,535,525.50 = 8,535,525.50/x
  3. Step 3: Cross multiply
    3,894,120x = 8,535,525.50 × 8,535,525.50
  4. Step 4: Simplify right side
    3,894,120x = 72,855,195,561,150.25
  5. Step 5: Solve for x
    x = 72,855,195,561,150.25/3,894,120
  6. Step 6: Final answer
    x = 18,709,026.83

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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.