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Finding the Fourth Proportional to 2,528.51, 3,793.87 and 886.24

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Solution

The fourth proportional to 2,528.51, 3,793.87 and 886.24 is: 1,329.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.51 : 3,793.87 = 886.24 : x
  2. Step 2: Convert to fraction form
    2,528.51/3,793.87 = 886.24/x
  3. Step 3: Cross multiply
    2,528.51x = 3,793.87 × 886.24
  4. Step 4: Simplify right side
    2,528.51x = 3,362,260.38
  5. Step 5: Solve for x
    x = 3,362,260.38/2,528.51
  6. Step 6: Final answer
    x = 1,329.74

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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.