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Finding the Fourth Proportional to 276,796.41, 382,007.25 and 169,437.39

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Solution

The fourth proportional to 276,796.41, 382,007.25 and 169,437.39 is: 233,840.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,796.41 : 382,007.25 = 169,437.39 : x
  2. Step 2: Convert to fraction form
    276,796.41/382,007.25 = 169,437.39/x
  3. Step 3: Cross multiply
    276,796.41x = 382,007.25 × 169,437.39
  4. Step 4: Simplify right side
    276,796.41x = 64,726,311,401.08
  5. Step 5: Solve for x
    x = 64,726,311,401.08/276,796.41
  6. Step 6: Final answer
    x = 233,840.86

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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.