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Finding the Fourth Proportional to 2,297.52, 3,170.16 and 1,302.84

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Solution

The fourth proportional to 2,297.52, 3,170.16 and 1,302.84 is: 1,797.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297.52 : 3,170.16 = 1,302.84 : x
  2. Step 2: Convert to fraction form
    2,297.52/3,170.16 = 1,302.84/x
  3. Step 3: Cross multiply
    2,297.52x = 3,170.16 × 1,302.84
  4. Step 4: Simplify right side
    2,297.52x = 4,130,211.25
  5. Step 5: Solve for x
    x = 4,130,211.25/2,297.52
  6. Step 6: Final answer
    x = 1,797.68

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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.