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Finding the Fourth Proportional to 333,819.36, 500,573.52 and 193,618.08

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Solution

The fourth proportional to 333,819.36, 500,573.52 and 193,618.08 is: 290,336.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,819.36 : 500,573.52 = 193,618.08 : x
  2. Step 2: Convert to fraction form
    333,819.36/500,573.52 = 193,618.08/x
  3. Step 3: Cross multiply
    333,819.36x = 500,573.52 × 193,618.08
  4. Step 4: Simplify right side
    333,819.36x = 96,920,083,841.24
  5. Step 5: Solve for x
    x = 96,920,083,841.24/333,819.36
  6. Step 6: Final answer
    x = 290,336.92

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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.