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Finding the Fourth Proportional to 5,232.48, 7,227.12 and 4,542.48

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Solution

The fourth proportional to 5,232.48, 7,227.12 and 4,542.48 is: 6,274.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,232.48 : 7,227.12 = 4,542.48 : x
  2. Step 2: Convert to fraction form
    5,232.48/7,227.12 = 4,542.48/x
  3. Step 3: Cross multiply
    5,232.48x = 7,227.12 × 4,542.48
  4. Step 4: Simplify right side
    5,232.48x = 32,829,048.06
  5. Step 5: Solve for x
    x = 32,829,048.06/5,232.48
  6. Step 6: Final answer
    x = 6,274.09

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.