Home / 340,231.19-469,443.70-196,908.22

Finding the Fourth Proportional to 340,231.19, 469,443.70 and 196,908.22

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Solution

The fourth proportional to 340,231.19, 469,443.70 and 196,908.22 is: 271,689.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,231.19 : 469,443.70 = 196,908.22 : x
  2. Step 2: Convert to fraction form
    340,231.19/469,443.70 = 196,908.22/x
  3. Step 3: Cross multiply
    340,231.19x = 469,443.70 × 196,908.22
  4. Step 4: Simplify right side
    340,231.19x = 92,437,321,549.53
  5. Step 5: Solve for x
    x = 92,437,321,549.53/340,231.19
  6. Step 6: Final answer
    x = 271,689.74

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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.