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Finding the Third Proportional to 3,336 and 5,373.88

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Solution

The third proportional to 3,336 and 5,373.88 is: 8,656.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336 : 5,373.88 = 5,373.88 : x
  2. Step 2: Convert to fraction form
    3,336/5,373.88 = 5,373.88/x
  3. Step 3: Cross multiply
    3,336x = 5,373.88 × 5,373.88
  4. Step 4: Simplify right side
    3,336x = 28,878,532.52
  5. Step 5: Solve for x
    x = 28,878,532.52/3,336
  6. Step 6: Final answer
    x = 8,656.63

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.