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Finding the Third Proportional to 2,668,140 and 5,867,660.25

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Solution

The third proportional to 2,668,140 and 5,867,660.25 is: 12,903,909.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,140 : 5,867,660.25 = 5,867,660.25 : x
  2. Step 2: Convert to fraction form
    2,668,140/5,867,660.25 = 5,867,660.25/x
  3. Step 3: Cross multiply
    2,668,140x = 5,867,660.25 × 5,867,660.25
  4. Step 4: Simplify right side
    2,668,140x = 34,429,436,809,430.06
  5. Step 5: Solve for x
    x = 34,429,436,809,430.06/2,668,140
  6. Step 6: Final answer
    x = 12,903,909.39

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.