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Finding the Fourth Proportional to 183,183.84, 274,815.20 and 56,821.60

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Solution

The fourth proportional to 183,183.84, 274,815.20 and 56,821.60 is: 85,244.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,183.84 : 274,815.20 = 56,821.60 : x
  2. Step 2: Convert to fraction form
    183,183.84/274,815.20 = 56,821.60/x
  3. Step 3: Cross multiply
    183,183.84x = 274,815.20 × 56,821.60
  4. Step 4: Simplify right side
    183,183.84x = 15,615,439,368.32
  5. Step 5: Solve for x
    x = 15,615,439,368.32/183,183.84
  6. Step 6: Final answer
    x = 85,244.63

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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.