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Finding the Fourth Proportional to 1,701.59, 2,348.12 and 993.47

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Solution

The fourth proportional to 1,701.59, 2,348.12 and 993.47 is: 1,370.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.59 : 2,348.12 = 993.47 : x
  2. Step 2: Convert to fraction form
    1,701.59/2,348.12 = 993.47/x
  3. Step 3: Cross multiply
    1,701.59x = 2,348.12 × 993.47
  4. Step 4: Simplify right side
    1,701.59x = 2,332,797.33
  5. Step 5: Solve for x
    x = 2,332,797.33/1,701.59
  6. Step 6: Final answer
    x = 1,370.95

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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.