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Finding the Fourth Proportional to 350,040.56, 483,116.26 and 202,844.78

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Solution

The fourth proportional to 350,040.56, 483,116.26 and 202,844.78 is: 279,960.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,040.56 : 483,116.26 = 202,844.78 : x
  2. Step 2: Convert to fraction form
    350,040.56/483,116.26 = 202,844.78/x
  3. Step 3: Cross multiply
    350,040.56x = 483,116.26 × 202,844.78
  4. Step 4: Simplify right side
    350,040.56x = 97,997,611,474.12
  5. Step 5: Solve for x
    x = 97,997,611,474.12/350,040.56
  6. Step 6: Final answer
    x = 279,960.73

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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.