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Finding the Fourth Proportional to 541,453.58, 747,211.85 and 299,740.19

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Solution

The fourth proportional to 541,453.58, 747,211.85 and 299,740.19 is: 413,644.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,453.58 : 747,211.85 = 299,740.19 : x
  2. Step 2: Convert to fraction form
    541,453.58/747,211.85 = 299,740.19/x
  3. Step 3: Cross multiply
    541,453.58x = 747,211.85 × 299,740.19
  4. Step 4: Simplify right side
    541,453.58x = 223,969,417,029.17
  5. Step 5: Solve for x
    x = 223,969,417,029.17/541,453.58
  6. Step 6: Final answer
    x = 413,644.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.