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Finding the Fourth Proportional to 4,998.83, 7,499.52 and 1,711.95

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Solution

The fourth proportional to 4,998.83, 7,499.52 and 1,711.95 is: 2,568.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.83 : 7,499.52 = 1,711.95 : x
  2. Step 2: Convert to fraction form
    4,998.83/7,499.52 = 1,711.95/x
  3. Step 3: Cross multiply
    4,998.83x = 7,499.52 × 1,711.95
  4. Step 4: Simplify right side
    4,998.83x = 12,838,775.14
  5. Step 5: Solve for x
    x = 12,838,775.14/4,998.83
  6. Step 6: Final answer
    x = 2,568.36

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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.