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Finding the Fourth Proportional to 1,682.72, 2,524.06 and 587.08

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Solution

The fourth proportional to 1,682.72, 2,524.06 and 587.08 is: 880.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682.72 : 2,524.06 = 587.08 : x
  2. Step 2: Convert to fraction form
    1,682.72/2,524.06 = 587.08/x
  3. Step 3: Cross multiply
    1,682.72x = 2,524.06 × 587.08
  4. Step 4: Simplify right side
    1,682.72x = 1,481,809.59
  5. Step 5: Solve for x
    x = 1,481,809.59/1,682.72
  6. Step 6: Final answer
    x = 880.61

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Similar ratio
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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.