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Finding the Fourth Proportional to 268,801.29, 402,923.04 and 133,775.91

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Solution

The fourth proportional to 268,801.29, 402,923.04 and 133,775.91 is: 200,525.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,801.29 : 402,923.04 = 133,775.91 : x
  2. Step 2: Convert to fraction form
    268,801.29/402,923.04 = 133,775.91/x
  3. Step 3: Cross multiply
    268,801.29x = 402,923.04 × 133,775.91
  4. Step 4: Simplify right side
    268,801.29x = 53,901,396,335.97
  5. Step 5: Solve for x
    x = 53,901,396,335.97/268,801.29
  6. Step 6: Final answer
    x = 200,525.07

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1.5x scale

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.