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Finding the Fourth Proportional to 228,016.30, 341,040.30 and 192,586.90

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Solution

The fourth proportional to 228,016.30, 341,040.30 and 192,586.90 is: 288,049.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,016.30 : 341,040.30 = 192,586.90 : x
  2. Step 2: Convert to fraction form
    228,016.30/341,040.30 = 192,586.90/x
  3. Step 3: Cross multiply
    228,016.30x = 341,040.30 × 192,586.90
  4. Step 4: Simplify right side
    228,016.30x = 65,679,894,152.07
  5. Step 5: Solve for x
    x = 65,679,894,152.07/228,016.30
  6. Step 6: Final answer
    x = 288,049.12

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1.5x scale

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.