Home / 341,742.72-471,589.92-190,836.48

Finding the Fourth Proportional to 341,742.72, 471,589.92 and 190,836.48

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Solution

The fourth proportional to 341,742.72, 471,589.92 and 190,836.48 is: 263,345.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,742.72 : 471,589.92 = 190,836.48 : x
  2. Step 2: Convert to fraction form
    341,742.72/471,589.92 = 190,836.48/x
  3. Step 3: Cross multiply
    341,742.72x = 471,589.92 × 190,836.48
  4. Step 4: Simplify right side
    341,742.72x = 89,996,560,336.28
  5. Step 5: Solve for x
    x = 89,996,560,336.28/341,742.72
  6. Step 6: Final answer
    x = 263,345.95

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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.