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Finding the Fourth Proportional to 3,333.60, 4,974.24 and 3,259.20

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Solution

The fourth proportional to 3,333.60, 4,974.24 and 3,259.20 is: 4,863.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333.60 : 4,974.24 = 3,259.20 : x
  2. Step 2: Convert to fraction form
    3,333.60/4,974.24 = 3,259.20/x
  3. Step 3: Cross multiply
    3,333.60x = 4,974.24 × 3,259.20
  4. Step 4: Simplify right side
    3,333.60x = 16,212,043.01
  5. Step 5: Solve for x
    x = 16,212,043.01/3,333.60
  6. Step 6: Final answer
    x = 4,863.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.