Home / 352,519.32-486,538.80-199,566.24

Finding the Fourth Proportional to 352,519.32, 486,538.80 and 199,566.24

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Solution

The fourth proportional to 352,519.32, 486,538.80 and 199,566.24 is: 275,436.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,519.32 : 486,538.80 = 199,566.24 : x
  2. Step 2: Convert to fraction form
    352,519.32/486,538.80 = 199,566.24/x
  3. Step 3: Cross multiply
    352,519.32x = 486,538.80 × 199,566.24
  4. Step 4: Simplify right side
    352,519.32x = 97,096,718,930.11
  5. Step 5: Solve for x
    x = 97,096,718,930.11/352,519.32
  6. Step 6: Final answer
    x = 275,436.59

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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.