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Finding the Fourth Proportional to 300,695.76, 414,960.12 and 179,837.03

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Solution

The fourth proportional to 300,695.76, 414,960.12 and 179,837.03 is: 248,175.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,695.76 : 414,960.12 = 179,837.03 : x
  2. Step 2: Convert to fraction form
    300,695.76/414,960.12 = 179,837.03/x
  3. Step 3: Cross multiply
    300,695.76x = 414,960.12 × 179,837.03
  4. Step 4: Simplify right side
    300,695.76x = 74,625,196,586.64
  5. Step 5: Solve for x
    x = 74,625,196,586.64/300,695.76
  6. Step 6: Final answer
    x = 248,175.09

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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.