Home / 423,629.84-635,250.98-252,929.04

Finding the Fourth Proportional to 423,629.84, 635,250.98 and 252,929.04

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Solution

The fourth proportional to 423,629.84, 635,250.98 and 252,929.04 is: 379,277.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,629.84 : 635,250.98 = 252,929.04 : x
  2. Step 2: Convert to fraction form
    423,629.84/635,250.98 = 252,929.04/x
  3. Step 3: Cross multiply
    423,629.84x = 635,250.98 × 252,929.04
  4. Step 4: Simplify right side
    423,629.84x = 160,673,420,530.46
  5. Step 5: Solve for x
    x = 160,673,420,530.46/423,629.84
  6. Step 6: Final answer
    x = 379,277.86

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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.