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Finding the Fourth Proportional to 3,727.44, 5,590.98 and 954.18

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Solution

The fourth proportional to 3,727.44, 5,590.98 and 954.18 is: 1,431.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.44 : 5,590.98 = 954.18 : x
  2. Step 2: Convert to fraction form
    3,727.44/5,590.98 = 954.18/x
  3. Step 3: Cross multiply
    3,727.44x = 5,590.98 × 954.18
  4. Step 4: Simplify right side
    3,727.44x = 5,334,801.30
  5. Step 5: Solve for x
    x = 5,334,801.30/3,727.44
  6. Step 6: Final answer
    x = 1,431.22

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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.