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Finding the Fourth Proportional to 492,468.37, 738,725.20 and 150,887.34

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Solution

The fourth proportional to 492,468.37, 738,725.20 and 150,887.34 is: 226,337.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,468.37 : 738,725.20 = 150,887.34 : x
  2. Step 2: Convert to fraction form
    492,468.37/738,725.20 = 150,887.34/x
  3. Step 3: Cross multiply
    492,468.37x = 738,725.20 × 150,887.34
  4. Step 4: Simplify right side
    492,468.37x = 111,464,280,041.75
  5. Step 5: Solve for x
    x = 111,464,280,041.75/492,468.37
  6. Step 6: Final answer
    x = 226,337.95

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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.