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Finding the Fourth Proportional to 245,501.20, 367,906.20 and 181,824.40

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Solution

The fourth proportional to 245,501.20, 367,906.20 and 181,824.40 is: 272,480.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,501.20 : 367,906.20 = 181,824.40 : x
  2. Step 2: Convert to fraction form
    245,501.20/367,906.20 = 181,824.40/x
  3. Step 3: Cross multiply
    245,501.20x = 367,906.20 × 181,824.40
  4. Step 4: Simplify right side
    245,501.20x = 66,894,324,071.28
  5. Step 5: Solve for x
    x = 66,894,324,071.28/245,501.20
  6. Step 6: Final answer
    x = 272,480.64

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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.