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Finding the Fourth Proportional to 350,266.88, 525,474.14 and 113,591.11

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Solution

The fourth proportional to 350,266.88, 525,474.14 and 113,591.11 is: 170,410.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,266.88 : 525,474.14 = 113,591.11 : x
  2. Step 2: Convert to fraction form
    350,266.88/525,474.14 = 113,591.11/x
  3. Step 3: Cross multiply
    350,266.88x = 525,474.14 × 113,591.11
  4. Step 4: Simplify right side
    350,266.88x = 59,689,189,942.52
  5. Step 5: Solve for x
    x = 59,689,189,942.52/350,266.88
  6. Step 6: Final answer
    x = 170,410.60

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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.