Home / 331,889.50-458,042.07-204,561.82

Finding the Fourth Proportional to 331,889.50, 458,042.07 and 204,561.82

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Solution

The fourth proportional to 331,889.50, 458,042.07 and 204,561.82 is: 282,316.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,889.50 : 458,042.07 = 204,561.82 : x
  2. Step 2: Convert to fraction form
    331,889.50/458,042.07 = 204,561.82/x
  3. Step 3: Cross multiply
    331,889.50x = 458,042.07 × 204,561.82
  4. Step 4: Simplify right side
    331,889.50x = 93,697,919,475.77
  5. Step 5: Solve for x
    x = 93,697,919,475.77/331,889.50
  6. Step 6: Final answer
    x = 282,316.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.