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Finding the Third Proportional to 119,280 and 182,664

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Solution

The third proportional to 119,280 and 182,664 is: 279,729.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,280 : 182,664 = 182,664 : x
  2. Step 2: Convert to fraction form
    119,280/182,664 = 182,664/x
  3. Step 3: Cross multiply
    119,280x = 182,664 × 182,664
  4. Step 4: Simplify right side
    119,280x = 33,366,136,896
  5. Step 5: Solve for x
    x = 33,366,136,896/119,280
  6. Step 6: Final answer
    x = 279,729.52

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.