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Finding the Fourth Proportional to 1,757.44, 2,636.42 and 587.06

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Solution

The fourth proportional to 1,757.44, 2,636.42 and 587.06 is: 880.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757.44 : 2,636.42 = 587.06 : x
  2. Step 2: Convert to fraction form
    1,757.44/2,636.42 = 587.06/x
  3. Step 3: Cross multiply
    1,757.44x = 2,636.42 × 587.06
  4. Step 4: Simplify right side
    1,757.44x = 1,547,736.73
  5. Step 5: Solve for x
    x = 1,547,736.73/1,757.44
  6. Step 6: Final answer
    x = 880.68

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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.