Home / 337,440.16-505,908.09-204,288.34

Finding the Fourth Proportional to 337,440.16, 505,908.09 and 204,288.34

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Solution

The fourth proportional to 337,440.16, 505,908.09 and 204,288.34 is: 306,279.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,440.16 : 505,908.09 = 204,288.34 : x
  2. Step 2: Convert to fraction form
    337,440.16/505,908.09 = 204,288.34/x
  3. Step 3: Cross multiply
    337,440.16x = 505,908.09 × 204,288.34
  4. Step 4: Simplify right side
    337,440.16x = 103,351,123,898.67
  5. Step 5: Solve for x
    x = 103,351,123,898.67/337,440.16
  6. Step 6: Final answer
    x = 306,279.86

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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.