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Finding the Fourth Proportional to 541,361.80, 747,055.72 and 299,629.92

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Solution

The fourth proportional to 541,361.80, 747,055.72 and 299,629.92 is: 413,476.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,361.80 : 747,055.72 = 299,629.92 : x
  2. Step 2: Convert to fraction form
    541,361.80/747,055.72 = 299,629.92/x
  3. Step 3: Cross multiply
    541,361.80x = 747,055.72 × 299,629.92
  4. Step 4: Simplify right side
    541,361.80x = 223,840,245,619.14
  5. Step 5: Solve for x
    x = 223,840,245,619.14/541,361.80
  6. Step 6: Final answer
    x = 413,476.25

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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.