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Finding the Fourth Proportional to 5,600.50, 8,380.24 and 5,300.10

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Solution

The fourth proportional to 5,600.50, 8,380.24 and 5,300.10 is: 7,930.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,600.50 : 8,380.24 = 5,300.10 : x
  2. Step 2: Convert to fraction form
    5,600.50/8,380.24 = 5,300.10/x
  3. Step 3: Cross multiply
    5,600.50x = 8,380.24 × 5,300.10
  4. Step 4: Simplify right side
    5,600.50x = 44,416,110.02
  5. Step 5: Solve for x
    x = 44,416,110.02/5,600.50
  6. Step 6: Final answer
    x = 7,930.74

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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.