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Finding the Fourth Proportional to 347,168.54, 479,069.96 and 194,180.24

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Solution

The fourth proportional to 347,168.54, 479,069.96 and 194,180.24 is: 267,956.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,168.54 : 479,069.96 = 194,180.24 : x
  2. Step 2: Convert to fraction form
    347,168.54/479,069.96 = 194,180.24/x
  3. Step 3: Cross multiply
    347,168.54x = 479,069.96 × 194,180.24
  4. Step 4: Simplify right side
    347,168.54x = 93,025,919,809.59
  5. Step 5: Solve for x
    x = 93,025,919,809.59/347,168.54
  6. Step 6: Final answer
    x = 267,956.08

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1.5x scale

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.