Home / 286,461.44-395,499-195,968.24

Finding the Fourth Proportional to 286,461.44, 395,499 and 195,968.24

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Solution

The fourth proportional to 286,461.44, 395,499 and 195,968.24 is: 270,560.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,461.44 : 395,499 = 195,968.24 : x
  2. Step 2: Convert to fraction form
    286,461.44/395,499 = 195,968.24/x
  3. Step 3: Cross multiply
    286,461.44x = 395,499 × 195,968.24
  4. Step 4: Simplify right side
    286,461.44x = 77,505,242,951.76
  5. Step 5: Solve for x
    x = 77,505,242,951.76/286,461.44
  6. Step 6: Final answer
    x = 270,560.82

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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.