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Finding the Third Proportional to 1,347,027.55 and 2,940,957.04

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Solution

The third proportional to 1,347,027.55 and 2,940,957.04 is: 6,420,973.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,027.55 : 2,940,957.04 = 2,940,957.04 : x
  2. Step 2: Convert to fraction form
    1,347,027.55/2,940,957.04 = 2,940,957.04/x
  3. Step 3: Cross multiply
    1,347,027.55x = 2,940,957.04 × 2,940,957.04
  4. Step 4: Simplify right side
    1,347,027.55x = 8,649,228,295,557.90
  5. Step 5: Solve for x
    x = 8,649,228,295,557.90/1,347,027.55
  6. Step 6: Final answer
    x = 6,420,973.58

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.