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Finding the Fourth Proportional to 383,696.87, 575,052.75 and 183,717.59

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Solution

The fourth proportional to 383,696.87, 575,052.75 and 183,717.59 is: 275,340.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,696.87 : 575,052.75 = 183,717.59 : x
  2. Step 2: Convert to fraction form
    383,696.87/575,052.75 = 183,717.59/x
  3. Step 3: Cross multiply
    383,696.87x = 575,052.75 × 183,717.59
  4. Step 4: Simplify right side
    383,696.87x = 105,647,302,477.61
  5. Step 5: Solve for x
    x = 105,647,302,477.61/383,696.87
  6. Step 6: Final answer
    x = 275,340.54

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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.