Home / 317,007.38-437,514.93-196,187.58

Finding the Fourth Proportional to 317,007.38, 437,514.93 and 196,187.58

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Solution

The fourth proportional to 317,007.38, 437,514.93 and 196,187.58 is: 270,766.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,007.38 : 437,514.93 = 196,187.58 : x
  2. Step 2: Convert to fraction form
    317,007.38/437,514.93 = 196,187.58/x
  3. Step 3: Cross multiply
    317,007.38x = 437,514.93 × 196,187.58
  4. Step 4: Simplify right side
    317,007.38x = 85,834,995,330.57
  5. Step 5: Solve for x
    x = 85,834,995,330.57/317,007.38
  6. Step 6: Final answer
    x = 270,766.56

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1.5x scale

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.