Home / 493,747.57-740,835.28-174,127.83

Finding the Fourth Proportional to 493,747.57, 740,835.28 and 174,127.83

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Solution

The fourth proportional to 493,747.57, 740,835.28 and 174,127.83 is: 261,267.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,747.57 : 740,835.28 = 174,127.83 : x
  2. Step 2: Convert to fraction form
    493,747.57/740,835.28 = 174,127.83/x
  3. Step 3: Cross multiply
    493,747.57x = 740,835.28 × 174,127.83
  4. Step 4: Simplify right side
    493,747.57x = 129,000,040,321.10
  5. Step 5: Solve for x
    x = 129,000,040,321.10/493,747.57
  6. Step 6: Final answer
    x = 261,267.19

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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.