Home / 752,035.06-1,128,414.66-352,611.10

Finding the Fourth Proportional to 752,035.06, 1,128,414.66 and 352,611.10

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Solution

The fourth proportional to 752,035.06, 1,128,414.66 and 352,611.10 is: 529,086.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,035.06 : 1,128,414.66 = 352,611.10 : x
  2. Step 2: Convert to fraction form
    752,035.06/1,128,414.66 = 352,611.10/x
  3. Step 3: Cross multiply
    752,035.06x = 1,128,414.66 × 352,611.10
  4. Step 4: Simplify right side
    752,035.06x = 397,891,534,518.73
  5. Step 5: Solve for x
    x = 397,891,534,518.73/752,035.06
  6. Step 6: Final answer
    x = 529,086.42

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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.