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Finding the Fourth Proportional to 1,016.38, 1,524.56 and 332.38

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Solution

The fourth proportional to 1,016.38, 1,524.56 and 332.38 is: 498.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016.38 : 1,524.56 = 332.38 : x
  2. Step 2: Convert to fraction form
    1,016.38/1,524.56 = 332.38/x
  3. Step 3: Cross multiply
    1,016.38x = 1,524.56 × 332.38
  4. Step 4: Simplify right side
    1,016.38x = 506,733.25
  5. Step 5: Solve for x
    x = 506,733.25/1,016.38
  6. Step 6: Final answer
    x = 498.57

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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.