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Finding the Fourth Proportional to 182,994.90, 274,492.44 and 120,211.80

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Solution

The fourth proportional to 182,994.90, 274,492.44 and 120,211.80 is: 180,317.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,994.90 : 274,492.44 = 120,211.80 : x
  2. Step 2: Convert to fraction form
    182,994.90/274,492.44 = 120,211.80/x
  3. Step 3: Cross multiply
    182,994.90x = 274,492.44 × 120,211.80
  4. Step 4: Simplify right side
    182,994.90x = 32,997,230,298.79
  5. Step 5: Solve for x
    x = 32,997,230,298.79/182,994.90
  6. Step 6: Final answer
    x = 180,317.76

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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.