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Finding the Fourth Proportional to 1,597.97, 2,396.96 and 1,305.16

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Solution

The fourth proportional to 1,597.97, 2,396.96 and 1,305.16 is: 1,957.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597.97 : 2,396.96 = 1,305.16 : x
  2. Step 2: Convert to fraction form
    1,597.97/2,396.96 = 1,305.16/x
  3. Step 3: Cross multiply
    1,597.97x = 2,396.96 × 1,305.16
  4. Step 4: Simplify right side
    1,597.97x = 3,128,416.31
  5. Step 5: Solve for x
    x = 3,128,416.31/1,597.97
  6. Step 6: Final answer
    x = 1,957.74

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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.