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Finding the Fourth Proportional to 297,858.60, 411,104.69 and 176,976.66

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Solution

The fourth proportional to 297,858.60, 411,104.69 and 176,976.66 is: 244,263.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,858.60 : 411,104.69 = 176,976.66 : x
  2. Step 2: Convert to fraction form
    297,858.60/411,104.69 = 176,976.66/x
  3. Step 3: Cross multiply
    297,858.60x = 411,104.69 × 176,976.66
  4. Step 4: Simplify right side
    297,858.60x = 72,755,934,061.65
  5. Step 5: Solve for x
    x = 72,755,934,061.65/297,858.60
  6. Step 6: Final answer
    x = 244,263.33

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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.