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Finding the Fourth Proportional to 1,173.22, 1,760.03 and 523.93

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Solution

The fourth proportional to 1,173.22, 1,760.03 and 523.93 is: 785.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173.22 : 1,760.03 = 523.93 : x
  2. Step 2: Convert to fraction form
    1,173.22/1,760.03 = 523.93/x
  3. Step 3: Cross multiply
    1,173.22x = 1,760.03 × 523.93
  4. Step 4: Simplify right side
    1,173.22x = 922,129.90
  5. Step 5: Solve for x
    x = 922,129.90/1,173.22
  6. Step 6: Final answer
    x = 785.98

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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.