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Finding the Fourth Proportional to 4,600.92, 6,901.20 and 1,480.80

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Solution

The fourth proportional to 4,600.92, 6,901.20 and 1,480.80 is: 2,221.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,600.92 : 6,901.20 = 1,480.80 : x
  2. Step 2: Convert to fraction form
    4,600.92/6,901.20 = 1,480.80/x
  3. Step 3: Cross multiply
    4,600.92x = 6,901.20 × 1,480.80
  4. Step 4: Simplify right side
    4,600.92x = 10,219,296.96
  5. Step 5: Solve for x
    x = 10,219,296.96/4,600.92
  6. Step 6: Final answer
    x = 2,221.14

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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.