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Finding the Third Proportional to 2,146,952 and 4,387,120

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Solution

The third proportional to 2,146,952 and 4,387,120 is: 8,964,719.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,952 : 4,387,120 = 4,387,120 : x
  2. Step 2: Convert to fraction form
    2,146,952/4,387,120 = 4,387,120/x
  3. Step 3: Cross multiply
    2,146,952x = 4,387,120 × 4,387,120
  4. Step 4: Simplify right side
    2,146,952x = 19,246,821,894,400
  5. Step 5: Solve for x
    x = 19,246,821,894,400/2,146,952
  6. Step 6: Final answer
    x = 8,964,719.24

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.