Home / 540,592.20-811,292.22-203,964.84

Finding the Fourth Proportional to 540,592.20, 811,292.22 and 203,964.84

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Solution

The fourth proportional to 540,592.20, 811,292.22 and 203,964.84 is: 306,099.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,592.20 : 811,292.22 = 203,964.84 : x
  2. Step 2: Convert to fraction form
    540,592.20/811,292.22 = 203,964.84/x
  3. Step 3: Cross multiply
    540,592.20x = 811,292.22 × 203,964.84
  4. Step 4: Simplify right side
    540,592.20x = 165,475,087,845.55
  5. Step 5: Solve for x
    x = 165,475,087,845.55/540,592.20
  6. Step 6: Final answer
    x = 306,099.66

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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.