Home / 827,384.62-1,240,770.39-294,764.26

Finding the Fourth Proportional to 827,384.62, 1,240,770.39 and 294,764.26

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Solution

The fourth proportional to 827,384.62, 1,240,770.39 and 294,764.26 is: 442,037.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,384.62 : 1,240,770.39 = 294,764.26 : x
  2. Step 2: Convert to fraction form
    827,384.62/1,240,770.39 = 294,764.26/x
  3. Step 3: Cross multiply
    827,384.62x = 1,240,770.39 × 294,764.26
  4. Step 4: Simplify right side
    827,384.62x = 365,734,765,838.26
  5. Step 5: Solve for x
    x = 365,734,765,838.26/827,384.62
  6. Step 6: Final answer
    x = 442,037.18

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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.