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Finding the Fourth Proportional to 541,969.43, 747,917.42 and 296,954.42

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Solution

The fourth proportional to 541,969.43, 747,917.42 and 296,954.42 is: 409,796.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,969.43 : 747,917.42 = 296,954.42 : x
  2. Step 2: Convert to fraction form
    541,969.43/747,917.42 = 296,954.42/x
  3. Step 3: Cross multiply
    541,969.43x = 747,917.42 × 296,954.42
  4. Step 4: Simplify right side
    541,969.43x = 222,097,378,439.64
  5. Step 5: Solve for x
    x = 222,097,378,439.64/541,969.43
  6. Step 6: Final answer
    x = 409,796.88

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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.