Home / 339,281.20-508,824.60-102,566.80

Finding the Fourth Proportional to 339,281.20, 508,824.60 and 102,566.80

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Solution

The fourth proportional to 339,281.20, 508,824.60 and 102,566.80 is: 153,820.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,281.20 : 508,824.60 = 102,566.80 : x
  2. Step 2: Convert to fraction form
    339,281.20/508,824.60 = 102,566.80/x
  3. Step 3: Cross multiply
    339,281.20x = 508,824.60 × 102,566.80
  4. Step 4: Simplify right side
    339,281.20x = 52,188,510,983.28
  5. Step 5: Solve for x
    x = 52,188,510,983.28/339,281.20
  6. Step 6: Final answer
    x = 153,820.82

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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.