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Finding the Fourth Proportional to 2,371.92, 3,556.28 and 832.08

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Solution

The fourth proportional to 2,371.92, 3,556.28 and 832.08 is: 1,247.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.92 : 3,556.28 = 832.08 : x
  2. Step 2: Convert to fraction form
    2,371.92/3,556.28 = 832.08/x
  3. Step 3: Cross multiply
    2,371.92x = 3,556.28 × 832.08
  4. Step 4: Simplify right side
    2,371.92x = 2,959,109.46
  5. Step 5: Solve for x
    x = 2,959,109.46/2,371.92
  6. Step 6: Final answer
    x = 1,247.56

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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.