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Finding the Fourth Proportional to 541,783.68, 747,635.52 and 300,049.92

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Solution

The fourth proportional to 541,783.68, 747,635.52 and 300,049.92 is: 414,054.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,783.68 : 747,635.52 = 300,049.92 : x
  2. Step 2: Convert to fraction form
    541,783.68/747,635.52 = 300,049.92/x
  3. Step 3: Cross multiply
    541,783.68x = 747,635.52 × 300,049.92
  4. Step 4: Simplify right side
    541,783.68x = 224,327,977,965.16
  5. Step 5: Solve for x
    x = 224,327,977,965.16/541,783.68
  6. Step 6: Final answer
    x = 414,054.51

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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.