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Finding the Fourth Proportional to 3,253.52, 4,880.24 and 913.52

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Solution

The fourth proportional to 3,253.52, 4,880.24 and 913.52 is: 1,370.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.52 : 4,880.24 = 913.52 : x
  2. Step 2: Convert to fraction form
    3,253.52/4,880.24 = 913.52/x
  3. Step 3: Cross multiply
    3,253.52x = 4,880.24 × 913.52
  4. Step 4: Simplify right side
    3,253.52x = 4,458,196.84
  5. Step 5: Solve for x
    x = 4,458,196.84/3,253.52
  6. Step 6: Final answer
    x = 1,370.27

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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.