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Finding the Fourth Proportional to 557,998.90, 836,998.35 and 184,002.10

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Solution

The fourth proportional to 557,998.90, 836,998.35 and 184,002.10 is: 276,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,998.90 : 836,998.35 = 184,002.10 : x
  2. Step 2: Convert to fraction form
    557,998.90/836,998.35 = 184,002.10/x
  3. Step 3: Cross multiply
    557,998.90x = 836,998.35 × 184,002.10
  4. Step 4: Simplify right side
    557,998.90x = 154,009,454,096.54
  5. Step 5: Solve for x
    x = 154,009,454,096.54/557,998.90
  6. Step 6: Final answer
    x = 276,003.15

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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.