Home / 347,800.32-479,982.48-194,829.60

Finding the Fourth Proportional to 347,800.32, 479,982.48 and 194,829.60

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Solution

The fourth proportional to 347,800.32, 479,982.48 and 194,829.60 is: 268,874.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,800.32 : 479,982.48 = 194,829.60 : x
  2. Step 2: Convert to fraction form
    347,800.32/479,982.48 = 194,829.60/x
  3. Step 3: Cross multiply
    347,800.32x = 479,982.48 × 194,829.60
  4. Step 4: Simplify right side
    347,800.32x = 93,514,794,585.41
  5. Step 5: Solve for x
    x = 93,514,794,585.41/347,800.32
  6. Step 6: Final answer
    x = 268,874.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.