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Finding the Fourth Proportional to 7,366.60, 11,025.60 and 5,714.20

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Solution

The fourth proportional to 7,366.60, 11,025.60 and 5,714.20 is: 8,552.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,366.60 : 11,025.60 = 5,714.20 : x
  2. Step 2: Convert to fraction form
    7,366.60/11,025.60 = 5,714.20/x
  3. Step 3: Cross multiply
    7,366.60x = 11,025.60 × 5,714.20
  4. Step 4: Simplify right side
    7,366.60x = 63,002,483.52
  5. Step 5: Solve for x
    x = 63,002,483.52/7,366.60
  6. Step 6: Final answer
    x = 8,552.45

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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.