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Finding the Fourth Proportional to 501,480.24, 752,531.40 and 449,847.60

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Solution

The fourth proportional to 501,480.24, 752,531.40 and 449,847.60 is: 675,050.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,480.24 : 752,531.40 = 449,847.60 : x
  2. Step 2: Convert to fraction form
    501,480.24/752,531.40 = 449,847.60/x
  3. Step 3: Cross multiply
    501,480.24x = 752,531.40 × 449,847.60
  4. Step 4: Simplify right side
    501,480.24x = 338,524,444,214.64
  5. Step 5: Solve for x
    x = 338,524,444,214.64/501,480.24
  6. Step 6: Final answer
    x = 675,050.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.