Home / 347,572.45-479,538.51-194,588.15

Finding the Fourth Proportional to 347,572.45, 479,538.51 and 194,588.15

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Solution

The fourth proportional to 347,572.45, 479,538.51 and 194,588.15 is: 268,469.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,572.45 : 479,538.51 = 194,588.15 : x
  2. Step 2: Convert to fraction form
    347,572.45/479,538.51 = 194,588.15/x
  3. Step 3: Cross multiply
    347,572.45x = 479,538.51 × 194,588.15
  4. Step 4: Simplify right side
    347,572.45x = 93,312,511,514.66
  5. Step 5: Solve for x
    x = 93,312,511,514.66/347,572.45
  6. Step 6: Final answer
    x = 268,469.24

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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.