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Finding the Fourth Proportional to 4,885.96, 7,329.85 and 1,599.23

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Solution

The fourth proportional to 4,885.96, 7,329.85 and 1,599.23 is: 2,399.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.96 : 7,329.85 = 1,599.23 : x
  2. Step 2: Convert to fraction form
    4,885.96/7,329.85 = 1,599.23/x
  3. Step 3: Cross multiply
    4,885.96x = 7,329.85 × 1,599.23
  4. Step 4: Simplify right side
    4,885.96x = 11,722,108.02
  5. Step 5: Solve for x
    x = 11,722,108.02/4,885.96
  6. Step 6: Final answer
    x = 2,399.14

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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.