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Finding the Fourth Proportional to 317,286, 437,854.68 and 183,150

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Solution

The fourth proportional to 317,286, 437,854.68 and 183,150 is: 252,747

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,286 : 437,854.68 = 183,150 : x
  2. Step 2: Convert to fraction form
    317,286/437,854.68 = 183,150/x
  3. Step 3: Cross multiply
    317,286x = 437,854.68 × 183,150
  4. Step 4: Simplify right side
    317,286x = 80,193,084,642
  5. Step 5: Solve for x
    x = 80,193,084,642/317,286
  6. Step 6: Final answer
    x = 252,747

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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.