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Finding the Fourth Proportional to 1,757.43, 2,634.14 and 587.15

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Solution

The fourth proportional to 1,757.43, 2,634.14 and 587.15 is: 880.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757.43 : 2,634.14 = 587.15 : x
  2. Step 2: Convert to fraction form
    1,757.43/2,634.14 = 587.15/x
  3. Step 3: Cross multiply
    1,757.43x = 2,634.14 × 587.15
  4. Step 4: Simplify right side
    1,757.43x = 1,546,632.37
  5. Step 5: Solve for x
    x = 1,546,632.37/1,757.43
  6. Step 6: Final answer
    x = 880.06

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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.