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Finding the Fourth Proportional to 644,650.36, 967,150.52 and 195,353.08

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Solution

The fourth proportional to 644,650.36, 967,150.52 and 195,353.08 is: 293,082.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,650.36 : 967,150.52 = 195,353.08 : x
  2. Step 2: Convert to fraction form
    644,650.36/967,150.52 = 195,353.08/x
  3. Step 3: Cross multiply
    644,650.36x = 967,150.52 × 195,353.08
  4. Step 4: Simplify right side
    644,650.36x = 188,935,832,905.60
  5. Step 5: Solve for x
    x = 188,935,832,905.60/644,650.36
  6. Step 6: Final answer
    x = 293,082.65

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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.