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Finding the Fourth Proportional to 3,345.60, 5,023.80 and 2,524.80

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Solution

The fourth proportional to 3,345.60, 5,023.80 and 2,524.80 is: 3,791.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.60 : 5,023.80 = 2,524.80 : x
  2. Step 2: Convert to fraction form
    3,345.60/5,023.80 = 2,524.80/x
  3. Step 3: Cross multiply
    3,345.60x = 5,023.80 × 2,524.80
  4. Step 4: Simplify right side
    3,345.60x = 12,684,090.24
  5. Step 5: Solve for x
    x = 12,684,090.24/3,345.60
  6. Step 6: Final answer
    x = 3,791.28

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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.