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Finding the Fourth Proportional to 468,670.58, 703,005.90 and 131,697.62

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Solution

The fourth proportional to 468,670.58, 703,005.90 and 131,697.62 is: 197,546.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,670.58 : 703,005.90 = 131,697.62 : x
  2. Step 2: Convert to fraction form
    468,670.58/703,005.90 = 131,697.62/x
  3. Step 3: Cross multiply
    468,670.58x = 703,005.90 × 131,697.62
  4. Step 4: Simplify right side
    468,670.58x = 92,584,203,875.96
  5. Step 5: Solve for x
    x = 92,584,203,875.96/468,670.58
  6. Step 6: Final answer
    x = 197,546.44

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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.