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Finding the Fourth Proportional to 304,838.58, 457,184.34 and 127,249.32

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Solution

The fourth proportional to 304,838.58, 457,184.34 and 127,249.32 is: 190,843.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,838.58 : 457,184.34 = 127,249.32 : x
  2. Step 2: Convert to fraction form
    304,838.58/457,184.34 = 127,249.32/x
  3. Step 3: Cross multiply
    304,838.58x = 457,184.34 × 127,249.32
  4. Step 4: Simplify right side
    304,838.58x = 58,176,396,379.65
  5. Step 5: Solve for x
    x = 58,176,396,379.65/304,838.58
  6. Step 6: Final answer
    x = 190,843.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.