Home / 866,200.86-1,299,366.90-235,163.88

Finding the Fourth Proportional to 866,200.86, 1,299,366.90 and 235,163.88

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Solution

The fourth proportional to 866,200.86, 1,299,366.90 and 235,163.88 is: 352,763.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,200.86 : 1,299,366.90 = 235,163.88 : x
  2. Step 2: Convert to fraction form
    866,200.86/1,299,366.90 = 235,163.88/x
  3. Step 3: Cross multiply
    866,200.86x = 1,299,366.90 × 235,163.88
  4. Step 4: Simplify right side
    866,200.86x = 305,564,161,747.57
  5. Step 5: Solve for x
    x = 305,564,161,747.57/866,200.86
  6. Step 6: Final answer
    x = 352,763.63

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1.5x scale

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.