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Finding the Fourth Proportional to 293,864.88, 440,762.28 and 173,993.52

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Solution

The fourth proportional to 293,864.88, 440,762.28 and 173,993.52 is: 260,969.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,864.88 : 440,762.28 = 173,993.52 : x
  2. Step 2: Convert to fraction form
    293,864.88/440,762.28 = 173,993.52/x
  3. Step 3: Cross multiply
    293,864.88x = 440,762.28 × 173,993.52
  4. Step 4: Simplify right side
    293,864.88x = 76,689,780,580.43
  5. Step 5: Solve for x
    x = 76,689,780,580.43/293,864.88
  6. Step 6: Final answer
    x = 260,969.53

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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.