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Finding the Fourth Proportional to 276,021.10, 413,812.95 and 151,362.10

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Solution

The fourth proportional to 276,021.10, 413,812.95 and 151,362.10 is: 226,923.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,021.10 : 413,812.95 = 151,362.10 : x
  2. Step 2: Convert to fraction form
    276,021.10/413,812.95 = 151,362.10/x
  3. Step 3: Cross multiply
    276,021.10x = 413,812.95 × 151,362.10
  4. Step 4: Simplify right side
    276,021.10x = 62,635,597,119.20
  5. Step 5: Solve for x
    x = 62,635,597,119.20/276,021.10
  6. Step 6: Final answer
    x = 226,923.22

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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.