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Finding the Fourth Proportional to 372,509.82, 558,770.04 and 106,270.34

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Solution

The fourth proportional to 372,509.82, 558,770.04 and 106,270.34 is: 159,407.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,509.82 : 558,770.04 = 106,270.34 : x
  2. Step 2: Convert to fraction form
    372,509.82/558,770.04 = 106,270.34/x
  3. Step 3: Cross multiply
    372,509.82x = 558,770.04 × 106,270.34
  4. Step 4: Simplify right side
    372,509.82x = 59,380,679,338.76
  5. Step 5: Solve for x
    x = 59,380,679,338.76/372,509.82
  6. Step 6: Final answer
    x = 159,407.02

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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.