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Finding the Fourth Proportional to 541,453.33, 747,211.50 and 299,739.93

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Solution

The fourth proportional to 541,453.33, 747,211.50 and 299,739.93 is: 413,644.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,453.33 : 747,211.50 = 299,739.93 : x
  2. Step 2: Convert to fraction form
    541,453.33/747,211.50 = 299,739.93/x
  3. Step 3: Cross multiply
    541,453.33x = 747,211.50 × 299,739.93
  4. Step 4: Simplify right side
    541,453.33x = 223,969,125,507.24
  5. Step 5: Solve for x
    x = 223,969,125,507.24/541,453.33
  6. Step 6: Final answer
    x = 413,644.38

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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.