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Finding the Fourth Proportional to 699,850.67, 965,951.44 and 457,993.10

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Solution

The fourth proportional to 699,850.67, 965,951.44 and 457,993.10 is: 632,133.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,850.67 : 965,951.44 = 457,993.10 : x
  2. Step 2: Convert to fraction form
    699,850.67/965,951.44 = 457,993.10/x
  3. Step 3: Cross multiply
    699,850.67x = 965,951.44 × 457,993.10
  4. Step 4: Simplify right side
    699,850.67x = 442,399,095,724.96
  5. Step 5: Solve for x
    x = 442,399,095,724.96/699,850.67
  6. Step 6: Final answer
    x = 632,133.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.