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Finding the Fourth Proportional to 410,940.56, 567,048.85 and 227,154.30

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Solution

The fourth proportional to 410,940.56, 567,048.85 and 227,154.30 is: 313,445.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,940.56 : 567,048.85 = 227,154.30 : x
  2. Step 2: Convert to fraction form
    410,940.56/567,048.85 = 227,154.30/x
  3. Step 3: Cross multiply
    410,940.56x = 567,048.85 × 227,154.30
  4. Step 4: Simplify right side
    410,940.56x = 128,807,586,559.98
  5. Step 5: Solve for x
    x = 128,807,586,559.98/410,940.56
  6. Step 6: Final answer
    x = 313,445.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.