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Finding the Fourth Proportional to 3,012.76, 4,525.08 and 2,883.16

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Solution

The fourth proportional to 3,012.76, 4,525.08 and 2,883.16 is: 4,330.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.76 : 4,525.08 = 2,883.16 : x
  2. Step 2: Convert to fraction form
    3,012.76/4,525.08 = 2,883.16/x
  3. Step 3: Cross multiply
    3,012.76x = 4,525.08 × 2,883.16
  4. Step 4: Simplify right side
    3,012.76x = 13,046,529.65
  5. Step 5: Solve for x
    x = 13,046,529.65/3,012.76
  6. Step 6: Final answer
    x = 4,330.42

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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.