Home / 792,290.40-1,188,176.40-293,589.60

Finding the Fourth Proportional to 792,290.40, 1,188,176.40 and 293,589.60

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Solution

The fourth proportional to 792,290.40, 1,188,176.40 and 293,589.60 is: 440,288.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,290.40 : 1,188,176.40 = 293,589.60 : x
  2. Step 2: Convert to fraction form
    792,290.40/1,188,176.40 = 293,589.60/x
  3. Step 3: Cross multiply
    792,290.40x = 1,188,176.40 × 293,589.60
  4. Step 4: Simplify right side
    792,290.40x = 348,836,234,005.44
  5. Step 5: Solve for x
    x = 348,836,234,005.44/792,290.40
  6. Step 6: Final answer
    x = 440,288.35

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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.