Home / 376,857.20-519,934.32-233,564.96

Finding the Fourth Proportional to 376,857.20, 519,934.32 and 233,564.96

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Solution

The fourth proportional to 376,857.20, 519,934.32 and 233,564.96 is: 322,239.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,857.20 : 519,934.32 = 233,564.96 : x
  2. Step 2: Convert to fraction form
    376,857.20/519,934.32 = 233,564.96/x
  3. Step 3: Cross multiply
    376,857.20x = 519,934.32 × 233,564.96
  4. Step 4: Simplify right side
    376,857.20x = 121,438,438,653.43
  5. Step 5: Solve for x
    x = 121,438,438,653.43/376,857.20
  6. Step 6: Final answer
    x = 322,239.93

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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.