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Finding the Third Proportional to 5,335 and 8,350

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Solution

The third proportional to 5,335 and 8,350 is: 13,068.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335 : 8,350 = 8,350 : x
  2. Step 2: Convert to fraction form
    5,335/8,350 = 8,350/x
  3. Step 3: Cross multiply
    5,335x = 8,350 × 8,350
  4. Step 4: Simplify right side
    5,335x = 69,722,500
  5. Step 5: Solve for x
    x = 69,722,500/5,335
  6. Step 6: Final answer
    x = 13,068.88

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.