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Finding the Third Proportional to 274,400 and 601,272

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Solution

The third proportional to 274,400 and 601,272 is: 1,317,521.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,400 : 601,272 = 601,272 : x
  2. Step 2: Convert to fraction form
    274,400/601,272 = 601,272/x
  3. Step 3: Cross multiply
    274,400x = 601,272 × 601,272
  4. Step 4: Simplify right side
    274,400x = 361,528,017,984
  5. Step 5: Solve for x
    x = 361,528,017,984/274,400
  6. Step 6: Final answer
    x = 1,317,521.93

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.