Home / 394,527.03-544,436.37-222,443.49

Finding the Fourth Proportional to 394,527.03, 544,436.37 and 222,443.49

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Solution

The fourth proportional to 394,527.03, 544,436.37 and 222,443.49 is: 306,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,527.03 : 544,436.37 = 222,443.49 : x
  2. Step 2: Convert to fraction form
    394,527.03/544,436.37 = 222,443.49/x
  3. Step 3: Cross multiply
    394,527.03x = 544,436.37 × 222,443.49
  4. Step 4: Simplify right side
    394,527.03x = 121,106,326,225.73
  5. Step 5: Solve for x
    x = 121,106,326,225.73/394,527.03
  6. Step 6: Final answer
    x = 306,965.85

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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.