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Finding the Fourth Proportional to 264,085.80, 395,691.30 and 224,719.80

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Solution

The fourth proportional to 264,085.80, 395,691.30 and 224,719.80 is: 336,707.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,085.80 : 395,691.30 = 224,719.80 : x
  2. Step 2: Convert to fraction form
    264,085.80/395,691.30 = 224,719.80/x
  3. Step 3: Cross multiply
    264,085.80x = 395,691.30 × 224,719.80
  4. Step 4: Simplify right side
    264,085.80x = 88,919,669,797.74
  5. Step 5: Solve for x
    x = 88,919,669,797.74/264,085.80
  6. Step 6: Final answer
    x = 336,707.50

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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.