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Finding the Fourth Proportional to 248,417.82, 372,383.73 and 98,608.32

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Solution

The fourth proportional to 248,417.82, 372,383.73 and 98,608.32 is: 147,816.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,417.82 : 372,383.73 = 98,608.32 : x
  2. Step 2: Convert to fraction form
    248,417.82/372,383.73 = 98,608.32/x
  3. Step 3: Cross multiply
    248,417.82x = 372,383.73 × 98,608.32
  4. Step 4: Simplify right side
    248,417.82x = 36,720,134,010.63
  5. Step 5: Solve for x
    x = 36,720,134,010.63/248,417.82
  6. Step 6: Final answer
    x = 147,816.02

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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.