Home / 627,865.77-941,777.60-272,879.76

Finding the Fourth Proportional to 627,865.77, 941,777.60 and 272,879.76

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Solution

The fourth proportional to 627,865.77, 941,777.60 and 272,879.76 is: 409,310.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,865.77 : 941,777.60 = 272,879.76 : x
  2. Step 2: Convert to fraction form
    627,865.77/941,777.60 = 272,879.76/x
  3. Step 3: Cross multiply
    627,865.77x = 941,777.60 × 272,879.76
  4. Step 4: Simplify right side
    627,865.77x = 256,992,044,096.98
  5. Step 5: Solve for x
    x = 256,992,044,096.98/627,865.77
  6. Step 6: Final answer
    x = 409,310.49

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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.