Home / 356,038.39-491,332.26-194,893.48

Finding the Fourth Proportional to 356,038.39, 491,332.26 and 194,893.48

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Solution

The fourth proportional to 356,038.39, 491,332.26 and 194,893.48 is: 268,952.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,038.39 : 491,332.26 = 194,893.48 : x
  2. Step 2: Convert to fraction form
    356,038.39/491,332.26 = 194,893.48/x
  3. Step 3: Cross multiply
    356,038.39x = 491,332.26 × 194,893.48
  4. Step 4: Simplify right side
    356,038.39x = 95,757,453,987.66
  5. Step 5: Solve for x
    x = 95,757,453,987.66/356,038.39
  6. Step 6: Final answer
    x = 268,952.61

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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.