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Finding the Fourth Proportional to 333,098.33, 459,680.32 and 187,910.82

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Solution

The fourth proportional to 333,098.33, 459,680.32 and 187,910.82 is: 259,319.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,098.33 : 459,680.32 = 187,910.82 : x
  2. Step 2: Convert to fraction form
    333,098.33/459,680.32 = 187,910.82/x
  3. Step 3: Cross multiply
    333,098.33x = 459,680.32 × 187,910.82
  4. Step 4: Simplify right side
    333,098.33x = 86,378,906,103.95
  5. Step 5: Solve for x
    x = 86,378,906,103.95/333,098.33
  6. Step 6: Final answer
    x = 259,319.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.