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Finding the Third Proportional to 4,984 and 5,560

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Solution

The third proportional to 4,984 and 5,560 is: 6,202.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984 : 5,560 = 5,560 : x
  2. Step 2: Convert to fraction form
    4,984/5,560 = 5,560/x
  3. Step 3: Cross multiply
    4,984x = 5,560 × 5,560
  4. Step 4: Simplify right side
    4,984x = 30,913,600
  5. Step 5: Solve for x
    x = 30,913,600/4,984
  6. Step 6: Final answer
    x = 6,202.57

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Why These Related Problems?

These problems maintain the same ratio (1.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.