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Finding the Fourth Proportional to 334,464.78, 461,546.64 and 191,234.20

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Solution

The fourth proportional to 334,464.78, 461,546.64 and 191,234.20 is: 263,894.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,464.78 : 461,546.64 = 191,234.20 : x
  2. Step 2: Convert to fraction form
    334,464.78/461,546.64 = 191,234.20/x
  3. Step 3: Cross multiply
    334,464.78x = 461,546.64 × 191,234.20
  4. Step 4: Simplify right side
    334,464.78x = 88,263,502,463.09
  5. Step 5: Solve for x
    x = 88,263,502,463.09/334,464.78
  6. Step 6: Final answer
    x = 263,894.76

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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.