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Finding the Third Proportional to 2,142,792 and 4,576,191.75

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Solution

The third proportional to 2,142,792 and 4,576,191.75 is: 9,773,011.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,792 : 4,576,191.75 = 4,576,191.75 : x
  2. Step 2: Convert to fraction form
    2,142,792/4,576,191.75 = 4,576,191.75/x
  3. Step 3: Cross multiply
    2,142,792x = 4,576,191.75 × 4,576,191.75
  4. Step 4: Simplify right side
    2,142,792x = 20,941,530,932,768.06
  5. Step 5: Solve for x
    x = 20,941,530,932,768.06/2,142,792
  6. Step 6: Final answer
    x = 9,773,011.53

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.