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Finding the Fourth Proportional to 3,585.01, 4,949.72 and 2,744.21

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Solution

The fourth proportional to 3,585.01, 4,949.72 and 2,744.21 is: 3,788.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.01 : 4,949.72 = 2,744.21 : x
  2. Step 2: Convert to fraction form
    3,585.01/4,949.72 = 2,744.21/x
  3. Step 3: Cross multiply
    3,585.01x = 4,949.72 × 2,744.21
  4. Step 4: Simplify right side
    3,585.01x = 13,583,071.12
  5. Step 5: Solve for x
    x = 13,583,071.12/3,585.01
  6. Step 6: Final answer
    x = 3,788.85

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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.