Home / 363,540.75-544,829.98-278,977.76

Finding the Fourth Proportional to 363,540.75, 544,829.98 and 278,977.76

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Solution

The fourth proportional to 363,540.75, 544,829.98 and 278,977.76 is: 418,097.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,540.75 : 544,829.98 = 278,977.76 : x
  2. Step 2: Convert to fraction form
    363,540.75/544,829.98 = 278,977.76/x
  3. Step 3: Cross multiply
    363,540.75x = 544,829.98 × 278,977.76
  4. Step 4: Simplify right side
    363,540.75x = 151,995,447,401.25
  5. Step 5: Solve for x
    x = 151,995,447,401.25/363,540.75
  6. Step 6: Final answer
    x = 418,097.41

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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.