Home / 340,439.44-469,863.32-197,286.52

Finding the Fourth Proportional to 340,439.44, 469,863.32 and 197,286.52

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Solution

The fourth proportional to 340,439.44, 469,863.32 and 197,286.52 is: 272,288.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,439.44 : 469,863.32 = 197,286.52 : x
  2. Step 2: Convert to fraction form
    340,439.44/469,863.32 = 197,286.52/x
  3. Step 3: Cross multiply
    340,439.44x = 469,863.32 × 197,286.52
  4. Step 4: Simplify right side
    340,439.44x = 92,697,699,278.45
  5. Step 5: Solve for x
    x = 92,697,699,278.45/340,439.44
  6. Step 6: Final answer
    x = 272,288.37

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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.