Home / 356,290.24-491,680.76-195,145.24

Finding the Fourth Proportional to 356,290.24, 491,680.76 and 195,145.24

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Solution

The fourth proportional to 356,290.24, 491,680.76 and 195,145.24 is: 269,300.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,290.24 : 491,680.76 = 195,145.24 : x
  2. Step 2: Convert to fraction form
    356,290.24/491,680.76 = 195,145.24/x
  3. Step 3: Cross multiply
    356,290.24x = 491,680.76 × 195,145.24
  4. Step 4: Simplify right side
    356,290.24x = 95,949,159,913.58
  5. Step 5: Solve for x
    x = 95,949,159,913.58/356,290.24
  6. Step 6: Final answer
    x = 269,300.56

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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.