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Finding the Fourth Proportional to 1,764.55, 2,648.04 and 1,750.88

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Solution

The fourth proportional to 1,764.55, 2,648.04 and 1,750.88 is: 2,627.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764.55 : 2,648.04 = 1,750.88 : x
  2. Step 2: Convert to fraction form
    1,764.55/2,648.04 = 1,750.88/x
  3. Step 3: Cross multiply
    1,764.55x = 2,648.04 × 1,750.88
  4. Step 4: Simplify right side
    1,764.55x = 4,636,400.28
  5. Step 5: Solve for x
    x = 4,636,400.28/1,764.55
  6. Step 6: Final answer
    x = 2,627.53

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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.