Home / 548,844.30-823,266.45-194,258.70

Finding the Fourth Proportional to 548,844.30, 823,266.45 and 194,258.70

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Solution

The fourth proportional to 548,844.30, 823,266.45 and 194,258.70 is: 291,388.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,844.30 : 823,266.45 = 194,258.70 : x
  2. Step 2: Convert to fraction form
    548,844.30/823,266.45 = 194,258.70/x
  3. Step 3: Cross multiply
    548,844.30x = 823,266.45 × 194,258.70
  4. Step 4: Simplify right side
    548,844.30x = 159,926,670,330.62
  5. Step 5: Solve for x
    x = 159,926,670,330.62/548,844.30
  6. Step 6: Final answer
    x = 291,388.05

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Double scale
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Similar ratio
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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.