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Finding the Fourth Proportional to 248,573.37, 372,874.85 and 77,827.07

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Solution

The fourth proportional to 248,573.37, 372,874.85 and 77,827.07 is: 116,745.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,573.37 : 372,874.85 = 77,827.07 : x
  2. Step 2: Convert to fraction form
    248,573.37/372,874.85 = 77,827.07/x
  3. Step 3: Cross multiply
    248,573.37x = 372,874.85 × 77,827.07
  4. Step 4: Simplify right side
    248,573.37x = 29,019,754,798.68
  5. Step 5: Solve for x
    x = 29,019,754,798.68/248,573.37
  6. Step 6: Final answer
    x = 116,745.23

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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.