Home / 356,192.66-491,527.55-195,016.53

Finding the Fourth Proportional to 356,192.66, 491,527.55 and 195,016.53

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Solution

The fourth proportional to 356,192.66, 491,527.55 and 195,016.53 is: 269,112.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,192.66 : 491,527.55 = 195,016.53 : x
  2. Step 2: Convert to fraction form
    356,192.66/491,527.55 = 195,016.53/x
  3. Step 3: Cross multiply
    356,192.66x = 491,527.55 × 195,016.53
  4. Step 4: Simplify right side
    356,192.66x = 95,855,996,225.32
  5. Step 5: Solve for x
    x = 95,855,996,225.32/356,192.66
  6. Step 6: Final answer
    x = 269,112.78

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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.