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Finding the Fourth Proportional to 365,998.96, 549,186.36 and 277,222.96

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Solution

The fourth proportional to 365,998.96, 549,186.36 and 277,222.96 is: 415,976.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,998.96 : 549,186.36 = 277,222.96 : x
  2. Step 2: Convert to fraction form
    365,998.96/549,186.36 = 277,222.96/x
  3. Step 3: Cross multiply
    365,998.96x = 549,186.36 × 277,222.96
  4. Step 4: Simplify right side
    365,998.96x = 152,247,068,310.83
  5. Step 5: Solve for x
    x = 152,247,068,310.83/365,998.96
  6. Step 6: Final answer
    x = 415,976.78

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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.