Home / 356,026.62-491,316.36-194,880.22

Finding the Fourth Proportional to 356,026.62, 491,316.36 and 194,880.22

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Solution

The fourth proportional to 356,026.62, 491,316.36 and 194,880.22 is: 268,934.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,026.62 : 491,316.36 = 194,880.22 : x
  2. Step 2: Convert to fraction form
    356,026.62/491,316.36 = 194,880.22/x
  3. Step 3: Cross multiply
    356,026.62x = 491,316.36 × 194,880.22
  4. Step 4: Simplify right side
    356,026.62x = 95,747,840,326.40
  5. Step 5: Solve for x
    x = 95,747,840,326.40/356,026.62
  6. Step 6: Final answer
    x = 268,934.50

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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.