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Finding the Fourth Proportional to 300,550.97, 414,753.01 and 164,590.65

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Solution

The fourth proportional to 300,550.97, 414,753.01 and 164,590.65 is: 227,131.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,550.97 : 414,753.01 = 164,590.65 : x
  2. Step 2: Convert to fraction form
    300,550.97/414,753.01 = 164,590.65/x
  3. Step 3: Cross multiply
    300,550.97x = 414,753.01 × 164,590.65
  4. Step 4: Simplify right side
    300,550.97x = 68,264,467,093.88
  5. Step 5: Solve for x
    x = 68,264,467,093.88/300,550.97
  6. Step 6: Final answer
    x = 227,131.08

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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.