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Finding the Fourth Proportional to 2,017.97, 2,785.10 and 1,232.47

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Solution

The fourth proportional to 2,017.97, 2,785.10 and 1,232.47 is: 1,700.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017.97 : 2,785.10 = 1,232.47 : x
  2. Step 2: Convert to fraction form
    2,017.97/2,785.10 = 1,232.47/x
  3. Step 3: Cross multiply
    2,017.97x = 2,785.10 × 1,232.47
  4. Step 4: Simplify right side
    2,017.97x = 3,432,552.20
  5. Step 5: Solve for x
    x = 3,432,552.20/2,017.97
  6. Step 6: Final answer
    x = 1,700.99

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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.