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Finding the Fourth Proportional to 541,410.16, 747,136.96 and 299,687.56

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Solution

The fourth proportional to 541,410.16, 747,136.96 and 299,687.56 is: 413,563.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,410.16 : 747,136.96 = 299,687.56 : x
  2. Step 2: Convert to fraction form
    541,410.16/747,136.96 = 299,687.56/x
  3. Step 3: Cross multiply
    541,410.16x = 747,136.96 × 299,687.56
  4. Step 4: Simplify right side
    541,410.16x = 223,907,652,528.22
  5. Step 5: Solve for x
    x = 223,907,652,528.22/541,410.16
  6. Step 6: Final answer
    x = 413,563.82

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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.