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Finding the Fourth Proportional to 2,932.79, 4,398.41 and 852.24

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Solution

The fourth proportional to 2,932.79, 4,398.41 and 852.24 is: 1,278.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.79 : 4,398.41 = 852.24 : x
  2. Step 2: Convert to fraction form
    2,932.79/4,398.41 = 852.24/x
  3. Step 3: Cross multiply
    2,932.79x = 4,398.41 × 852.24
  4. Step 4: Simplify right side
    2,932.79x = 3,748,481.08
  5. Step 5: Solve for x
    x = 3,748,481.08/2,932.79
  6. Step 6: Final answer
    x = 1,278.13

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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.