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Finding the Fourth Proportional to 468,489.48, 701,601.30 and 268,202.40

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Solution

The fourth proportional to 468,489.48, 701,601.30 and 268,202.40 is: 401,655.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,489.48 : 701,601.30 = 268,202.40 : x
  2. Step 2: Convert to fraction form
    468,489.48/701,601.30 = 268,202.40/x
  3. Step 3: Cross multiply
    468,489.48x = 701,601.30 × 268,202.40
  4. Step 4: Simplify right side
    468,489.48x = 188,171,152,503.12
  5. Step 5: Solve for x
    x = 188,171,152,503.12/468,489.48
  6. Step 6: Final answer
    x = 401,655.02

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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.