Home / 396,120.16-546,611.52-232,759.36

Finding the Fourth Proportional to 396,120.16, 546,611.52 and 232,759.36

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Solution

The fourth proportional to 396,120.16, 546,611.52 and 232,759.36 is: 321,187.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,120.16 : 546,611.52 = 232,759.36 : x
  2. Step 2: Convert to fraction form
    396,120.16/546,611.52 = 232,759.36/x
  3. Step 3: Cross multiply
    396,120.16x = 546,611.52 × 232,759.36
  4. Step 4: Simplify right side
    396,120.16x = 127,228,947,563.83
  5. Step 5: Solve for x
    x = 127,228,947,563.83/396,120.16
  6. Step 6: Final answer
    x = 321,187.76

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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.