Home / 756,234.32-1,043,589.84-412,073.23

Finding the Fourth Proportional to 756,234.32, 1,043,589.84 and 412,073.23

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Solution

The fourth proportional to 756,234.32, 1,043,589.84 and 412,073.23 is: 568,653.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,234.32 : 1,043,589.84 = 412,073.23 : x
  2. Step 2: Convert to fraction form
    756,234.32/1,043,589.84 = 412,073.23/x
  3. Step 3: Cross multiply
    756,234.32x = 1,043,589.84 × 412,073.23
  4. Step 4: Simplify right side
    756,234.32x = 430,035,432,009.73
  5. Step 5: Solve for x
    x = 430,035,432,009.73/756,234.32
  6. Step 6: Final answer
    x = 568,653.68

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Double scale
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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.