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Finding the Fourth Proportional to 557,999.90, 836,999.85 and 184,003.10

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Solution

The fourth proportional to 557,999.90, 836,999.85 and 184,003.10 is: 276,004.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,999.90 : 836,999.85 = 184,003.10 : x
  2. Step 2: Convert to fraction form
    557,999.90/836,999.85 = 184,003.10/x
  3. Step 3: Cross multiply
    557,999.90x = 836,999.85 × 184,003.10
  4. Step 4: Simplify right side
    557,999.90x = 154,010,567,099.54
  5. Step 5: Solve for x
    x = 154,010,567,099.54/557,999.90
  6. Step 6: Final answer
    x = 276,004.65

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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.