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Finding the Fourth Proportional to 1,701.52, 2,552.28 and 835.62

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Solution

The fourth proportional to 1,701.52, 2,552.28 and 835.62 is: 1,253.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.52 : 2,552.28 = 835.62 : x
  2. Step 2: Convert to fraction form
    1,701.52/2,552.28 = 835.62/x
  3. Step 3: Cross multiply
    1,701.52x = 2,552.28 × 835.62
  4. Step 4: Simplify right side
    1,701.52x = 2,132,736.21
  5. Step 5: Solve for x
    x = 2,132,736.21/1,701.52
  6. Step 6: Final answer
    x = 1,253.43

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Similar ratio
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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.