Home / 334,544.56-461,640.81-198,555.10

Finding the Fourth Proportional to 334,544.56, 461,640.81 and 198,555.10

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Solution

The fourth proportional to 334,544.56, 461,640.81 and 198,555.10 is: 273,987.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,544.56 : 461,640.81 = 198,555.10 : x
  2. Step 2: Convert to fraction form
    334,544.56/461,640.81 = 198,555.10/x
  3. Step 3: Cross multiply
    334,544.56x = 461,640.81 × 198,555.10
  4. Step 4: Simplify right side
    334,544.56x = 91,661,137,193.63
  5. Step 5: Solve for x
    x = 91,661,137,193.63/334,544.56
  6. Step 6: Final answer
    x = 273,987.83

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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.