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Finding the Fourth Proportional to 543,404.50, 814,844.58 and 227,776.66

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Solution

The fourth proportional to 543,404.50, 814,844.58 and 227,776.66 is: 341,555.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,404.50 : 814,844.58 = 227,776.66 : x
  2. Step 2: Convert to fraction form
    543,404.50/814,844.58 = 227,776.66/x
  3. Step 3: Cross multiply
    543,404.50x = 814,844.58 × 227,776.66
  4. Step 4: Simplify right side
    543,404.50x = 185,602,573,960.23
  5. Step 5: Solve for x
    x = 185,602,573,960.23/543,404.50
  6. Step 6: Final answer
    x = 341,555.09

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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.