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Finding the Fourth Proportional to 300,267.19, 450,578.45 and 110,859.63

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Solution

The fourth proportional to 300,267.19, 450,578.45 and 110,859.63 is: 166,355.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,267.19 : 450,578.45 = 110,859.63 : x
  2. Step 2: Convert to fraction form
    300,267.19/450,578.45 = 110,859.63/x
  3. Step 3: Cross multiply
    300,267.19x = 450,578.45 × 110,859.63
  4. Step 4: Simplify right side
    300,267.19x = 49,950,960,252.97
  5. Step 5: Solve for x
    x = 49,950,960,252.97/300,267.19
  6. Step 6: Final answer
    x = 166,355.04

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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.