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Finding the Fourth Proportional to 373,330.80, 559,850.60 and 162,825.20

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Solution

The fourth proportional to 373,330.80, 559,850.60 and 162,825.20 is: 244,174.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,330.80 : 559,850.60 = 162,825.20 : x
  2. Step 2: Convert to fraction form
    373,330.80/559,850.60 = 162,825.20/x
  3. Step 3: Cross multiply
    373,330.80x = 559,850.60 × 162,825.20
  4. Step 4: Simplify right side
    373,330.80x = 91,157,785,915.12
  5. Step 5: Solve for x
    x = 91,157,785,915.12/373,330.80
  6. Step 6: Final answer
    x = 244,174.30

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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.