Home / 866,557.14-1,195,826.46-479,362.47

Finding the Fourth Proportional to 866,557.14, 1,195,826.46 and 479,362.47

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Solution

The fourth proportional to 866,557.14, 1,195,826.46 and 479,362.47 is: 661,507.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,557.14 : 1,195,826.46 = 479,362.47 : x
  2. Step 2: Convert to fraction form
    866,557.14/1,195,826.46 = 479,362.47/x
  3. Step 3: Cross multiply
    866,557.14x = 1,195,826.46 × 479,362.47
  4. Step 4: Simplify right side
    866,557.14x = 573,234,325,556.96
  5. Step 5: Solve for x
    x = 573,234,325,556.96/866,557.14
  6. Step 6: Final answer
    x = 661,507.82

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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.