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Finding the Fourth Proportional to 3,596.86, 4,962.18 and 2,180.17

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Solution

The fourth proportional to 3,596.86, 4,962.18 and 2,180.17 is: 3,007.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,596.86 : 4,962.18 = 2,180.17 : x
  2. Step 2: Convert to fraction form
    3,596.86/4,962.18 = 2,180.17/x
  3. Step 3: Cross multiply
    3,596.86x = 4,962.18 × 2,180.17
  4. Step 4: Simplify right side
    3,596.86x = 10,818,395.97
  5. Step 5: Solve for x
    x = 10,818,395.97/3,596.86
  6. Step 6: Final answer
    x = 3,007.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.