Home / 356,291.13-491,682.36-192,949.36

Finding the Fourth Proportional to 356,291.13, 491,682.36 and 192,949.36

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Solution

The fourth proportional to 356,291.13, 491,682.36 and 192,949.36 is: 266,270.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,291.13 : 491,682.36 = 192,949.36 : x
  2. Step 2: Convert to fraction form
    356,291.13/491,682.36 = 192,949.36/x
  3. Step 3: Cross multiply
    356,291.13x = 491,682.36 × 192,949.36
  4. Step 4: Simplify right side
    356,291.13x = 94,869,796,685.29
  5. Step 5: Solve for x
    x = 94,869,796,685.29/356,291.13
  6. Step 6: Final answer
    x = 266,270.44

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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.