Home / 551,252.20-826,829.70-151,857.40

Finding the Fourth Proportional to 551,252.20, 826,829.70 and 151,857.40

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Solution

The fourth proportional to 551,252.20, 826,829.70 and 151,857.40 is: 227,772.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,252.20 : 826,829.70 = 151,857.40 : x
  2. Step 2: Convert to fraction form
    551,252.20/826,829.70 = 151,857.40/x
  3. Step 3: Cross multiply
    551,252.20x = 826,829.70 × 151,857.40
  4. Step 4: Simplify right side
    551,252.20x = 125,560,208,484.78
  5. Step 5: Solve for x
    x = 125,560,208,484.78/551,252.20
  6. Step 6: Final answer
    x = 227,772.71

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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.