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Finding the Fourth Proportional to 541,877.30, 747,716.61 and 300,100.18

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Solution

The fourth proportional to 541,877.30, 747,716.61 and 300,100.18 is: 414,097.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,877.30 : 747,716.61 = 300,100.18 : x
  2. Step 2: Convert to fraction form
    541,877.30/747,716.61 = 300,100.18/x
  3. Step 3: Cross multiply
    541,877.30x = 747,716.61 × 300,100.18
  4. Step 4: Simplify right side
    541,877.30x = 224,389,889,249.99
  5. Step 5: Solve for x
    x = 224,389,889,249.99/541,877.30
  6. Step 6: Final answer
    x = 414,097.23

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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.