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Finding the Fourth Proportional to 564,128.40, 846,192.60 and 231,704.40

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Solution

The fourth proportional to 564,128.40, 846,192.60 and 231,704.40 is: 347,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,128.40 : 846,192.60 = 231,704.40 : x
  2. Step 2: Convert to fraction form
    564,128.40/846,192.60 = 231,704.40/x
  3. Step 3: Cross multiply
    564,128.40x = 846,192.60 × 231,704.40
  4. Step 4: Simplify right side
    564,128.40x = 196,066,548,667.44
  5. Step 5: Solve for x
    x = 196,066,548,667.44/564,128.40
  6. Step 6: Final answer
    x = 347,556.60

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.