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Finding the Fourth Proportional to 372,759.88, 559,157.10 and 106,558.24

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Solution

The fourth proportional to 372,759.88, 559,157.10 and 106,558.24 is: 159,842.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,759.88 : 559,157.10 = 106,558.24 : x
  2. Step 2: Convert to fraction form
    372,759.88/559,157.10 = 106,558.24/x
  3. Step 3: Cross multiply
    372,759.88x = 559,157.10 × 106,558.24
  4. Step 4: Simplify right side
    372,759.88x = 59,582,796,459.50
  5. Step 5: Solve for x
    x = 59,582,796,459.50/372,759.88
  6. Step 6: Final answer
    x = 159,842.30

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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.