Home / 451,132.70-676,651.37-237,815.15

Finding the Fourth Proportional to 451,132.70, 676,651.37 and 237,815.15

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Solution

The fourth proportional to 451,132.70, 676,651.37 and 237,815.15 is: 356,697.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,132.70 : 676,651.37 = 237,815.15 : x
  2. Step 2: Convert to fraction form
    451,132.70/676,651.37 = 237,815.15/x
  3. Step 3: Cross multiply
    451,132.70x = 676,651.37 × 237,815.15
  4. Step 4: Simplify right side
    451,132.70x = 160,917,947,556.81
  5. Step 5: Solve for x
    x = 160,917,947,556.81/451,132.70
  6. Step 6: Final answer
    x = 356,697.59

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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.