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Finding the Fourth Proportional to 248,260.86, 372,169.80 and 206,483.67

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Solution

The fourth proportional to 248,260.86, 372,169.80 and 206,483.67 is: 309,541.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,260.86 : 372,169.80 = 206,483.67 : x
  2. Step 2: Convert to fraction form
    248,260.86/372,169.80 = 206,483.67/x
  3. Step 3: Cross multiply
    248,260.86x = 372,169.80 × 206,483.67
  4. Step 4: Simplify right side
    248,260.86x = 76,846,986,167.17
  5. Step 5: Solve for x
    x = 76,846,986,167.17/248,260.86
  6. Step 6: Final answer
    x = 309,541.29

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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.