Home / 317,679.27-476,519.07-199,433.65

Finding the Fourth Proportional to 317,679.27, 476,519.07 and 199,433.65

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Solution

The fourth proportional to 317,679.27, 476,519.07 and 199,433.65 is: 299,150.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,679.27 : 476,519.07 = 199,433.65 : x
  2. Step 2: Convert to fraction form
    317,679.27/476,519.07 = 199,433.65/x
  3. Step 3: Cross multiply
    317,679.27x = 476,519.07 × 199,433.65
  4. Step 4: Simplify right side
    317,679.27x = 95,033,935,042.11
  5. Step 5: Solve for x
    x = 95,033,935,042.11/317,679.27
  6. Step 6: Final answer
    x = 299,150.57

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1.5x scale

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.