Home / 342,022.08-471,992.04-186,976.56

Finding the Fourth Proportional to 342,022.08, 471,992.04 and 186,976.56

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Solution

The fourth proportional to 342,022.08, 471,992.04 and 186,976.56 is: 258,028.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,022.08 : 471,992.04 = 186,976.56 : x
  2. Step 2: Convert to fraction form
    342,022.08/471,992.04 = 186,976.56/x
  3. Step 3: Cross multiply
    342,022.08x = 471,992.04 × 186,976.56
  4. Step 4: Simplify right side
    342,022.08x = 88,251,447,986.58
  5. Step 5: Solve for x
    x = 88,251,447,986.58/342,022.08
  6. Step 6: Final answer
    x = 258,028.51

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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.