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Finding the Fourth Proportional to 350,423.70, 525,757.47 and 110,574.60

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Solution

The fourth proportional to 350,423.70, 525,757.47 and 110,574.60 is: 165,900.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,423.70 : 525,757.47 = 110,574.60 : x
  2. Step 2: Convert to fraction form
    350,423.70/525,757.47 = 110,574.60/x
  3. Step 3: Cross multiply
    350,423.70x = 525,757.47 × 110,574.60
  4. Step 4: Simplify right side
    350,423.70x = 58,135,421,942.26
  5. Step 5: Solve for x
    x = 58,135,421,942.26/350,423.70
  6. Step 6: Final answer
    x = 165,900.37

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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.