Home / 300,116.29-449,674.66-211,182.96

Finding the Fourth Proportional to 300,116.29, 449,674.66 and 211,182.96

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Solution

The fourth proportional to 300,116.29, 449,674.66 and 211,182.96 is: 316,422.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,116.29 : 449,674.66 = 211,182.96 : x
  2. Step 2: Convert to fraction form
    300,116.29/449,674.66 = 211,182.96/x
  3. Step 3: Cross multiply
    300,116.29x = 449,674.66 × 211,182.96
  4. Step 4: Simplify right side
    300,116.29x = 94,963,625,735.79
  5. Step 5: Solve for x
    x = 94,963,625,735.79/300,116.29
  6. Step 6: Final answer
    x = 316,422.76

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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.