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Finding the Fourth Proportional to 3,999.62, 5,984.85 and 2,356.94

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Solution

The fourth proportional to 3,999.62, 5,984.85 and 2,356.94 is: 3,526.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999.62 : 5,984.85 = 2,356.94 : x
  2. Step 2: Convert to fraction form
    3,999.62/5,984.85 = 2,356.94/x
  3. Step 3: Cross multiply
    3,999.62x = 5,984.85 × 2,356.94
  4. Step 4: Simplify right side
    3,999.62x = 14,105,932.36
  5. Step 5: Solve for x
    x = 14,105,932.36/3,999.62
  6. Step 6: Final answer
    x = 3,526.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.