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Finding the Fourth Proportional to 1,793.80, 2,475.32 and 1,204.24

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Solution

The fourth proportional to 1,793.80, 2,475.32 and 1,204.24 is: 1,661.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793.80 : 2,475.32 = 1,204.24 : x
  2. Step 2: Convert to fraction form
    1,793.80/2,475.32 = 1,204.24/x
  3. Step 3: Cross multiply
    1,793.80x = 2,475.32 × 1,204.24
  4. Step 4: Simplify right side
    1,793.80x = 2,980,879.36
  5. Step 5: Solve for x
    x = 2,980,879.36/1,793.80
  6. Step 6: Final answer
    x = 1,661.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.