Home / 446,787.78-616,571.26-242,839.18

Finding the Fourth Proportional to 446,787.78, 616,571.26 and 242,839.18

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Solution

The fourth proportional to 446,787.78, 616,571.26 and 242,839.18 is: 335,120.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,787.78 : 616,571.26 = 242,839.18 : x
  2. Step 2: Convert to fraction form
    446,787.78/616,571.26 = 242,839.18/x
  3. Step 3: Cross multiply
    446,787.78x = 616,571.26 × 242,839.18
  4. Step 4: Simplify right side
    446,787.78x = 149,727,657,648.54
  5. Step 5: Solve for x
    x = 149,727,657,648.54/446,787.78
  6. Step 6: Final answer
    x = 335,120.31

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1.5x scale

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.