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Finding the Fourth Proportional to 300,030.91, 414,064.38 and 179,177.29

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Solution

The fourth proportional to 300,030.91, 414,064.38 and 179,177.29 is: 247,277.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,030.91 : 414,064.38 = 179,177.29 : x
  2. Step 2: Convert to fraction form
    300,030.91/414,064.38 = 179,177.29/x
  3. Step 3: Cross multiply
    300,030.91x = 414,064.38 × 179,177.29
  4. Step 4: Simplify right side
    300,030.91x = 74,190,933,493.93
  5. Step 5: Solve for x
    x = 74,190,933,493.93/300,030.91
  6. Step 6: Final answer
    x = 247,277.63

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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.