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Finding the Third Proportional to 336.02 and 717.61

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Solution

The third proportional to 336.02 and 717.61 is: 1,532.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.02 : 717.61 = 717.61 : x
  2. Step 2: Convert to fraction form
    336.02/717.61 = 717.61/x
  3. Step 3: Cross multiply
    336.02x = 717.61 × 717.61
  4. Step 4: Simplify right side
    336.02x = 514,963.22
  5. Step 5: Solve for x
    x = 514,963.22/336.02
  6. Step 6: Final answer
    x = 1,532.52

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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.