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Finding the Fourth Proportional to 519,480.76, 779,299.05 and 182,462

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Solution

The fourth proportional to 519,480.76, 779,299.05 and 182,462 is: 273,720.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,480.76 : 779,299.05 = 182,462 : x
  2. Step 2: Convert to fraction form
    519,480.76/779,299.05 = 182,462/x
  3. Step 3: Cross multiply
    519,480.76x = 779,299.05 × 182,462
  4. Step 4: Simplify right side
    519,480.76x = 142,192,463,261.10
  5. Step 5: Solve for x
    x = 142,192,463,261.10/519,480.76
  6. Step 6: Final answer
    x = 273,720.37

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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.