Home / 356,150.04-491,468.28-194,974.20

Finding the Fourth Proportional to 356,150.04, 491,468.28 and 194,974.20

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Solution

The fourth proportional to 356,150.04, 491,468.28 and 194,974.20 is: 269,054.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,150.04 : 491,468.28 = 194,974.20 : x
  2. Step 2: Convert to fraction form
    356,150.04/491,468.28 = 194,974.20/x
  3. Step 3: Cross multiply
    356,150.04x = 491,468.28 × 194,974.20
  4. Step 4: Simplify right side
    356,150.04x = 95,823,634,718.38
  5. Step 5: Solve for x
    x = 95,823,634,718.38/356,150.04
  6. Step 6: Final answer
    x = 269,054.12

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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.