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Finding the Fourth Proportional to 662,250.60, 993,375.90 and 163,614.60

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Solution

The fourth proportional to 662,250.60, 993,375.90 and 163,614.60 is: 245,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,250.60 : 993,375.90 = 163,614.60 : x
  2. Step 2: Convert to fraction form
    662,250.60/993,375.90 = 163,614.60/x
  3. Step 3: Cross multiply
    662,250.60x = 993,375.90 × 163,614.60
  4. Step 4: Simplify right side
    662,250.60x = 162,530,800,528.14
  5. Step 5: Solve for x
    x = 162,530,800,528.14/662,250.60
  6. Step 6: Final answer
    x = 245,421.90

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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.