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Finding the Fourth Proportional to 220,234.60, 330,351.90 and 184,805.20

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Solution

The fourth proportional to 220,234.60, 330,351.90 and 184,805.20 is: 277,207.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,234.60 : 330,351.90 = 184,805.20 : x
  2. Step 2: Convert to fraction form
    220,234.60/330,351.90 = 184,805.20/x
  3. Step 3: Cross multiply
    220,234.60x = 330,351.90 × 184,805.20
  4. Step 4: Simplify right side
    220,234.60x = 61,050,748,949.88
  5. Step 5: Solve for x
    x = 61,050,748,949.88/220,234.60
  6. Step 6: Final answer
    x = 277,207.80

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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.