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Finding the Fourth Proportional to 334,358.39, 461,414.52 and 191,121.50

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Solution

The fourth proportional to 334,358.39, 461,414.52 and 191,121.50 is: 263,747.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,358.39 : 461,414.52 = 191,121.50 : x
  2. Step 2: Convert to fraction form
    334,358.39/461,414.52 = 191,121.50/x
  3. Step 3: Cross multiply
    334,358.39x = 461,414.52 × 191,121.50
  4. Step 4: Simplify right side
    334,358.39x = 88,186,236,337.72
  5. Step 5: Solve for x
    x = 88,186,236,337.72/334,358.39
  6. Step 6: Final answer
    x = 263,747.64

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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.