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Finding the Fourth Proportional to 5,049.68, 7,573.28 and 1,586.92

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Solution

The fourth proportional to 5,049.68, 7,573.28 and 1,586.92 is: 2,379.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,049.68 : 7,573.28 = 1,586.92 : x
  2. Step 2: Convert to fraction form
    5,049.68/7,573.28 = 1,586.92/x
  3. Step 3: Cross multiply
    5,049.68x = 7,573.28 × 1,586.92
  4. Step 4: Simplify right side
    5,049.68x = 12,018,189.50
  5. Step 5: Solve for x
    x = 12,018,189.50/5,049.68
  6. Step 6: Final answer
    x = 2,379.99

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Half scale
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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.