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Finding the Fourth Proportional to 297,839.64, 411,078.48 and 176,957.65

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Solution

The fourth proportional to 297,839.64, 411,078.48 and 176,957.65 is: 244,237.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,839.64 : 411,078.48 = 176,957.65 : x
  2. Step 2: Convert to fraction form
    297,839.64/411,078.48 = 176,957.65/x
  3. Step 3: Cross multiply
    297,839.64x = 411,078.48 × 176,957.65
  4. Step 4: Simplify right side
    297,839.64x = 72,743,481,786.37
  5. Step 5: Solve for x
    x = 72,743,481,786.37/297,839.64
  6. Step 6: Final answer
    x = 244,237.07

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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.