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Finding the Fourth Proportional to 202,924.33, 304,458.95 and 90,594.55

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Solution

The fourth proportional to 202,924.33, 304,458.95 and 90,594.55 is: 135,924.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,924.33 : 304,458.95 = 90,594.55 : x
  2. Step 2: Convert to fraction form
    202,924.33/304,458.95 = 90,594.55/x
  3. Step 3: Cross multiply
    202,924.33x = 304,458.95 × 90,594.55
  4. Step 4: Simplify right side
    202,924.33x = 27,582,321,568.72
  5. Step 5: Solve for x
    x = 27,582,321,568.72/202,924.33
  6. Step 6: Final answer
    x = 135,924.17

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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.