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Finding the Third Proportional to 289,692 and 614,160

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Solution

The third proportional to 289,692 and 614,160 is: 1,302,046.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,692 : 614,160 = 614,160 : x
  2. Step 2: Convert to fraction form
    289,692/614,160 = 614,160/x
  3. Step 3: Cross multiply
    289,692x = 614,160 × 614,160
  4. Step 4: Simplify right side
    289,692x = 377,192,505,600
  5. Step 5: Solve for x
    x = 377,192,505,600/289,692
  6. Step 6: Final answer
    x = 1,302,046.68

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.