Home / 551,250.20-826,826.70-151,855.40

Finding the Fourth Proportional to 551,250.20, 826,826.70 and 151,855.40

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Solution

The fourth proportional to 551,250.20, 826,826.70 and 151,855.40 is: 227,769.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,250.20 : 826,826.70 = 151,855.40 : x
  2. Step 2: Convert to fraction form
    551,250.20/826,826.70 = 151,855.40/x
  3. Step 3: Cross multiply
    551,250.20x = 826,826.70 × 151,855.40
  4. Step 4: Simplify right side
    551,250.20x = 125,558,099,259.18
  5. Step 5: Solve for x
    x = 125,558,099,259.18/551,250.20
  6. Step 6: Final answer
    x = 227,769.71

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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.