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Finding the Third Proportional to 348.13 and 541.29

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Solution

The third proportional to 348.13 and 541.29 is: 841.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.13 : 541.29 = 541.29 : x
  2. Step 2: Convert to fraction form
    348.13/541.29 = 541.29/x
  3. Step 3: Cross multiply
    348.13x = 541.29 × 541.29
  4. Step 4: Simplify right side
    348.13x = 292,997.02
  5. Step 5: Solve for x
    x = 292,997.02/348.13
  6. Step 6: Final answer
    x = 841.64

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.