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Finding the Fourth Proportional to 298,002.68, 446,999.85 and 73,364.98

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Solution

The fourth proportional to 298,002.68, 446,999.85 and 73,364.98 is: 110,046.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,002.68 : 446,999.85 = 73,364.98 : x
  2. Step 2: Convert to fraction form
    298,002.68/446,999.85 = 73,364.98/x
  3. Step 3: Cross multiply
    298,002.68x = 446,999.85 × 73,364.98
  4. Step 4: Simplify right side
    298,002.68x = 32,794,135,055.25
  5. Step 5: Solve for x
    x = 32,794,135,055.25/298,002.68
  6. Step 6: Final answer
    x = 110,046.44

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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.