Home / 627,845.71-941,747.44-272,859.77

Finding the Fourth Proportional to 627,845.71, 941,747.44 and 272,859.77

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Solution

The fourth proportional to 627,845.71, 941,747.44 and 272,859.77 is: 409,280.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,845.71 : 941,747.44 = 272,859.77 : x
  2. Step 2: Convert to fraction form
    627,845.71/941,747.44 = 272,859.77/x
  3. Step 3: Cross multiply
    627,845.71x = 941,747.44 × 272,859.77
  4. Step 4: Simplify right side
    627,845.71x = 256,964,989,876.49
  5. Step 5: Solve for x
    x = 256,964,989,876.49/627,845.71
  6. Step 6: Final answer
    x = 409,280.47

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1.5x scale

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.