Home / 576,141.30-863,723.94-238,971.51

Finding the Fourth Proportional to 576,141.30, 863,723.94 and 238,971.51

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Solution

The fourth proportional to 576,141.30, 863,723.94 and 238,971.51 is: 358,254.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,141.30 : 863,723.94 = 238,971.51 : x
  2. Step 2: Convert to fraction form
    576,141.30/863,723.94 = 238,971.51/x
  3. Step 3: Cross multiply
    576,141.30x = 863,723.94 × 238,971.51
  4. Step 4: Simplify right side
    576,141.30x = 206,405,414,164.95
  5. Step 5: Solve for x
    x = 206,405,414,164.95/576,141.30
  6. Step 6: Final answer
    x = 358,254.85

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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.