Home / 706,346.46-1,059,406.38-193,891.98

Finding the Fourth Proportional to 706,346.46, 1,059,406.38 and 193,891.98

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Solution

The fourth proportional to 706,346.46, 1,059,406.38 and 193,891.98 is: 290,806.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,346.46 : 1,059,406.38 = 193,891.98 : x
  2. Step 2: Convert to fraction form
    706,346.46/1,059,406.38 = 193,891.98/x
  3. Step 3: Cross multiply
    706,346.46x = 1,059,406.38 × 193,891.98
  4. Step 4: Simplify right side
    706,346.46x = 205,410,400,642.83
  5. Step 5: Solve for x
    x = 205,410,400,642.83/706,346.46
  6. Step 6: Final answer
    x = 290,806.87

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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.