Home / 334,375.40-461,438.01-191,138.54

Finding the Fourth Proportional to 334,375.40, 461,438.01 and 191,138.54

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Solution

The fourth proportional to 334,375.40, 461,438.01 and 191,138.54 is: 263,771.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,375.40 : 461,438.01 = 191,138.54 : x
  2. Step 2: Convert to fraction form
    334,375.40/461,438.01 = 191,138.54/x
  3. Step 3: Cross multiply
    334,375.40x = 461,438.01 × 191,138.54
  4. Step 4: Simplify right side
    334,375.40x = 88,198,587,531.91
  5. Step 5: Solve for x
    x = 88,198,587,531.91/334,375.40
  6. Step 6: Final answer
    x = 263,771.16

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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.