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Finding the Fourth Proportional to 295,776.77, 443,487.44 and 115,647.57

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Solution

The fourth proportional to 295,776.77, 443,487.44 and 115,647.57 is: 173,401.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,776.77 : 443,487.44 = 115,647.57 : x
  2. Step 2: Convert to fraction form
    295,776.77/443,487.44 = 115,647.57/x
  3. Step 3: Cross multiply
    295,776.77x = 443,487.44 × 115,647.57
  4. Step 4: Simplify right side
    295,776.77x = 51,288,245,050.64
  5. Step 5: Solve for x
    x = 51,288,245,050.64/295,776.77
  6. Step 6: Final answer
    x = 173,401.87

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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.