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Finding the Fourth Proportional to 1,204.80, 1,800.93 and 1,175.64

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Solution

The fourth proportional to 1,204.80, 1,800.93 and 1,175.64 is: 1,757.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204.80 : 1,800.93 = 1,175.64 : x
  2. Step 2: Convert to fraction form
    1,204.80/1,800.93 = 1,175.64/x
  3. Step 3: Cross multiply
    1,204.80x = 1,800.93 × 1,175.64
  4. Step 4: Simplify right side
    1,204.80x = 2,117,245.35
  5. Step 5: Solve for x
    x = 2,117,245.35/1,204.80
  6. Step 6: Final answer
    x = 1,757.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.