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Finding the Fourth Proportional to 515,324.60, 773,025.30 and 182,857.40

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Solution

The fourth proportional to 515,324.60, 773,025.30 and 182,857.40 is: 274,299.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,324.60 : 773,025.30 = 182,857.40 : x
  2. Step 2: Convert to fraction form
    515,324.60/773,025.30 = 182,857.40/x
  3. Step 3: Cross multiply
    515,324.60x = 773,025.30 × 182,857.40
  4. Step 4: Simplify right side
    515,324.60x = 141,353,396,492.22
  5. Step 5: Solve for x
    x = 141,353,396,492.22/515,324.60
  6. Step 6: Final answer
    x = 274,299.73

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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.