Home / 598,835.20-898,252.80-386,258.80

Finding the Fourth Proportional to 598,835.20, 898,252.80 and 386,258.80

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Solution

The fourth proportional to 598,835.20, 898,252.80 and 386,258.80 is: 579,388.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,835.20 : 898,252.80 = 386,258.80 : x
  2. Step 2: Convert to fraction form
    598,835.20/898,252.80 = 386,258.80/x
  3. Step 3: Cross multiply
    598,835.20x = 898,252.80 × 386,258.80
  4. Step 4: Simplify right side
    598,835.20x = 346,958,048,624.64
  5. Step 5: Solve for x
    x = 346,958,048,624.64/598,835.20
  6. Step 6: Final answer
    x = 579,388.20

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Similar ratio
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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.