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Finding the Third Proportional to 1,248,157 and 2,740,394

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Solution

The third proportional to 1,248,157 and 2,740,394 is: 6,016,678.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,157 : 2,740,394 = 2,740,394 : x
  2. Step 2: Convert to fraction form
    1,248,157/2,740,394 = 2,740,394/x
  3. Step 3: Cross multiply
    1,248,157x = 2,740,394 × 2,740,394
  4. Step 4: Simplify right side
    1,248,157x = 7,509,759,275,236
  5. Step 5: Solve for x
    x = 7,509,759,275,236/1,248,157
  6. Step 6: Final answer
    x = 6,016,678.41

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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.