Home / 413,140.96-570,079.68-231,845.92

Finding the Fourth Proportional to 413,140.96, 570,079.68 and 231,845.92

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Solution

The fourth proportional to 413,140.96, 570,079.68 and 231,845.92 is: 319,916.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,140.96 : 570,079.68 = 231,845.92 : x
  2. Step 2: Convert to fraction form
    413,140.96/570,079.68 = 231,845.92/x
  3. Step 3: Cross multiply
    413,140.96x = 570,079.68 × 231,845.92
  4. Step 4: Simplify right side
    413,140.96x = 132,170,647,882.91
  5. Step 5: Solve for x
    x = 132,170,647,882.91/413,140.96
  6. Step 6: Final answer
    x = 319,916.59

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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.