Home / 356,071.19-491,389.83-194,926.23

Finding the Fourth Proportional to 356,071.19, 491,389.83 and 194,926.23

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Solution

The fourth proportional to 356,071.19, 491,389.83 and 194,926.23 is: 269,004.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,071.19 : 491,389.83 = 194,926.23 : x
  2. Step 2: Convert to fraction form
    356,071.19/491,389.83 = 194,926.23/x
  3. Step 3: Cross multiply
    356,071.19x = 491,389.83 × 194,926.23
  4. Step 4: Simplify right side
    356,071.19x = 95,784,767,022.24
  5. Step 5: Solve for x
    x = 95,784,767,022.24/356,071.19
  6. Step 6: Final answer
    x = 269,004.54

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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.