Home / 347,544.08-479,611.92-194,588.72

Finding the Fourth Proportional to 347,544.08, 479,611.92 and 194,588.72

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Solution

The fourth proportional to 347,544.08, 479,611.92 and 194,588.72 is: 268,533.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,544.08 : 479,611.92 = 194,588.72 : x
  2. Step 2: Convert to fraction form
    347,544.08/479,611.92 = 194,588.72/x
  3. Step 3: Cross multiply
    347,544.08x = 479,611.92 × 194,588.72
  4. Step 4: Simplify right side
    347,544.08x = 93,327,069,609.54
  5. Step 5: Solve for x
    x = 93,327,069,609.54/347,544.08
  6. Step 6: Final answer
    x = 268,533.04

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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.