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Finding the Fourth Proportional to 245,328, 367,872.04 and 101,206.96

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Solution

The fourth proportional to 245,328, 367,872.04 and 101,206.96 is: 151,760.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,328 : 367,872.04 = 101,206.96 : x
  2. Step 2: Convert to fraction form
    245,328/367,872.04 = 101,206.96/x
  3. Step 3: Cross multiply
    245,328x = 367,872.04 × 101,206.96
  4. Step 4: Simplify right side
    245,328x = 37,231,210,837.40
  5. Step 5: Solve for x
    x = 37,231,210,837.40/245,328
  6. Step 6: Final answer
    x = 151,760.95

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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.