Home / 1,173.18-1,760.37-523.96

Finding the Fourth Proportional to 1,173.18, 1,760.37 and 523.96

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Solution

The fourth proportional to 1,173.18, 1,760.37 and 523.96 is: 786.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173.18 : 1,760.37 = 523.96 : x
  2. Step 2: Convert to fraction form
    1,173.18/1,760.37 = 523.96/x
  3. Step 3: Cross multiply
    1,173.18x = 1,760.37 × 523.96
  4. Step 4: Simplify right side
    1,173.18x = 922,363.47
  5. Step 5: Solve for x
    x = 922,363.47/1,173.18
  6. Step 6: Final answer
    x = 786.21

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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.