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Finding the Fourth Proportional to 422,652.45, 632,927.04 and 295,698.32

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Solution

The fourth proportional to 422,652.45, 632,927.04 and 295,698.32 is: 442,811.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,652.45 : 632,927.04 = 295,698.32 : x
  2. Step 2: Convert to fraction form
    422,652.45/632,927.04 = 295,698.32/x
  3. Step 3: Cross multiply
    422,652.45x = 632,927.04 × 295,698.32
  4. Step 4: Simplify right side
    422,652.45x = 187,155,462,173.85
  5. Step 5: Solve for x
    x = 187,155,462,173.85/422,652.45
  6. Step 6: Final answer
    x = 442,811.73

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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.