Home / 535,134.40-802,135.96-197,958.52

Finding the Fourth Proportional to 535,134.40, 802,135.96 and 197,958.52

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Solution

The fourth proportional to 535,134.40, 802,135.96 and 197,958.52 is: 296,728.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,134.40 : 802,135.96 = 197,958.52 : x
  2. Step 2: Convert to fraction form
    535,134.40/802,135.96 = 197,958.52/x
  3. Step 3: Cross multiply
    535,134.40x = 802,135.96 × 197,958.52
  4. Step 4: Simplify right side
    535,134.40x = 158,789,647,480.38
  5. Step 5: Solve for x
    x = 158,789,647,480.38/535,134.40
  6. Step 6: Final answer
    x = 296,728.54

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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.