Home / 247,186.17-340,786.98-196,367.58

Finding the Fourth Proportional to 247,186.17, 340,786.98 and 196,367.58

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Solution

The fourth proportional to 247,186.17, 340,786.98 and 196,367.58 is: 270,725.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,186.17 : 340,786.98 = 196,367.58 : x
  2. Step 2: Convert to fraction form
    247,186.17/340,786.98 = 196,367.58/x
  3. Step 3: Cross multiply
    247,186.17x = 340,786.98 × 196,367.58
  4. Step 4: Simplify right side
    247,186.17x = 66,919,514,558.11
  5. Step 5: Solve for x
    x = 66,919,514,558.11/247,186.17
  6. Step 6: Final answer
    x = 270,725.16

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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.