Home / 356,255.61-491,632.74-195,111.04

Finding the Fourth Proportional to 356,255.61, 491,632.74 and 195,111.04

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Solution

The fourth proportional to 356,255.61, 491,632.74 and 195,111.04 is: 269,253.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,255.61 : 491,632.74 = 195,111.04 : x
  2. Step 2: Convert to fraction form
    356,255.61/491,632.74 = 195,111.04/x
  3. Step 3: Cross multiply
    356,255.61x = 491,632.74 × 195,111.04
  4. Step 4: Simplify right side
    356,255.61x = 95,922,975,199.45
  5. Step 5: Solve for x
    x = 95,922,975,199.45/356,255.61
  6. Step 6: Final answer
    x = 269,253.23

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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.