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Finding the Fourth Proportional to 1,180.98, 1,771.05 and 595.75

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Solution

The fourth proportional to 1,180.98, 1,771.05 and 595.75 is: 893.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180.98 : 1,771.05 = 595.75 : x
  2. Step 2: Convert to fraction form
    1,180.98/1,771.05 = 595.75/x
  3. Step 3: Cross multiply
    1,180.98x = 1,771.05 × 595.75
  4. Step 4: Simplify right side
    1,180.98x = 1,055,103.04
  5. Step 5: Solve for x
    x = 1,055,103.04/1,180.98
  6. Step 6: Final answer
    x = 893.41

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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.