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Finding the Fourth Proportional to 1,682.92, 2,524.92 and 587.26

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Solution

The fourth proportional to 1,682.92, 2,524.92 and 587.26 is: 881.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682.92 : 2,524.92 = 587.26 : x
  2. Step 2: Convert to fraction form
    1,682.92/2,524.92 = 587.26/x
  3. Step 3: Cross multiply
    1,682.92x = 2,524.92 × 587.26
  4. Step 4: Simplify right side
    1,682.92x = 1,482,784.52
  5. Step 5: Solve for x
    x = 1,482,784.52/1,682.92
  6. Step 6: Final answer
    x = 881.08

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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.