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Finding the Third Proportional to 71,268 and 153,583

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Solution

The third proportional to 71,268 and 153,583 is: 330,972.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,268 : 153,583 = 153,583 : x
  2. Step 2: Convert to fraction form
    71,268/153,583 = 153,583/x
  3. Step 3: Cross multiply
    71,268x = 153,583 × 153,583
  4. Step 4: Simplify right side
    71,268x = 23,587,737,889
  5. Step 5: Solve for x
    x = 23,587,737,889/71,268
  6. Step 6: Final answer
    x = 330,972.36

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.