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Finding the Fourth Proportional to 263,244.60, 393,992.10 and 184,512.60

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Solution

The fourth proportional to 263,244.60, 393,992.10 and 184,512.60 is: 276,155.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,244.60 : 393,992.10 = 184,512.60 : x
  2. Step 2: Convert to fraction form
    263,244.60/393,992.10 = 184,512.60/x
  3. Step 3: Cross multiply
    263,244.60x = 393,992.10 × 184,512.60
  4. Step 4: Simplify right side
    263,244.60x = 72,696,506,750.46
  5. Step 5: Solve for x
    x = 72,696,506,750.46/263,244.60
  6. Step 6: Final answer
    x = 276,155.74

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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.