Home / 347,176.72-479,084.60-194,185.36

Finding the Fourth Proportional to 347,176.72, 479,084.60 and 194,185.36

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Solution

The fourth proportional to 347,176.72, 479,084.60 and 194,185.36 is: 267,965.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,176.72 : 479,084.60 = 194,185.36 : x
  2. Step 2: Convert to fraction form
    347,176.72/479,084.60 = 194,185.36/x
  3. Step 3: Cross multiply
    347,176.72x = 479,084.60 × 194,185.36
  4. Step 4: Simplify right side
    347,176.72x = 93,031,215,521.46
  5. Step 5: Solve for x
    x = 93,031,215,521.46/347,176.72
  6. Step 6: Final answer
    x = 267,965.02

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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.