Home / 334,738.78-461,736.66-198,683.08

Finding the Fourth Proportional to 334,738.78, 461,736.66 and 198,683.08

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Solution

The fourth proportional to 334,738.78, 461,736.66 and 198,683.08 is: 274,062.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,738.78 : 461,736.66 = 198,683.08 : x
  2. Step 2: Convert to fraction form
    334,738.78/461,736.66 = 198,683.08/x
  3. Step 3: Cross multiply
    334,738.78x = 461,736.66 × 198,683.08
  4. Step 4: Simplify right side
    334,738.78x = 91,739,261,757.71
  5. Step 5: Solve for x
    x = 91,739,261,757.71/334,738.78
  6. Step 6: Final answer
    x = 274,062.25

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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.