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Finding the Fourth Proportional to 294,999.37, 442,412.69 and 168,616.08

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Solution

The fourth proportional to 294,999.37, 442,412.69 and 168,616.08 is: 252,874.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,999.37 : 442,412.69 = 168,616.08 : x
  2. Step 2: Convert to fraction form
    294,999.37/442,412.69 = 168,616.08/x
  3. Step 3: Cross multiply
    294,999.37x = 442,412.69 × 168,616.08
  4. Step 4: Simplify right side
    294,999.37x = 74,597,892,686.97
  5. Step 5: Solve for x
    x = 74,597,892,686.97/294,999.37
  6. Step 6: Final answer
    x = 252,874.75

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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.