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Finding the Fourth Proportional to 317,175.54, 437,708.26 and 173,927.04

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Solution

The fourth proportional to 317,175.54, 437,708.26 and 173,927.04 is: 240,022.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,175.54 : 437,708.26 = 173,927.04 : x
  2. Step 2: Convert to fraction form
    317,175.54/437,708.26 = 173,927.04/x
  3. Step 3: Cross multiply
    317,175.54x = 437,708.26 × 173,927.04
  4. Step 4: Simplify right side
    317,175.54x = 76,129,302,045.35
  5. Step 5: Solve for x
    x = 76,129,302,045.35/317,175.54
  6. Step 6: Final answer
    x = 240,022.61

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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.