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Finding the Fourth Proportional to 557,895.96, 836,796.54 and 220,844.97

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Solution

The fourth proportional to 557,895.96, 836,796.54 and 220,844.97 is: 331,248.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,895.96 : 836,796.54 = 220,844.97 : x
  2. Step 2: Convert to fraction form
    557,895.96/836,796.54 = 220,844.97/x
  3. Step 3: Cross multiply
    557,895.96x = 836,796.54 × 220,844.97
  4. Step 4: Simplify right side
    557,895.96x = 184,802,306,772.40
  5. Step 5: Solve for x
    x = 184,802,306,772.40/557,895.96
  6. Step 6: Final answer
    x = 331,248.69

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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.