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Finding the Fourth Proportional to 198,596.40, 297,717.48 and 73,852.08

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Solution

The fourth proportional to 198,596.40, 297,717.48 and 73,852.08 is: 110,712.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,596.40 : 297,717.48 = 73,852.08 : x
  2. Step 2: Convert to fraction form
    198,596.40/297,717.48 = 73,852.08/x
  3. Step 3: Cross multiply
    198,596.40x = 297,717.48 × 73,852.08
  4. Step 4: Simplify right side
    198,596.40x = 21,987,055,150.36
  5. Step 5: Solve for x
    x = 21,987,055,150.36/198,596.40
  6. Step 6: Final answer
    x = 110,712.25

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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.