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Finding the Fourth Proportional to 192,596.16, 288,893.40 and 52,354.38

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Solution

The fourth proportional to 192,596.16, 288,893.40 and 52,354.38 is: 78,531.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,596.16 : 288,893.40 = 52,354.38 : x
  2. Step 2: Convert to fraction form
    192,596.16/288,893.40 = 52,354.38/x
  3. Step 3: Cross multiply
    192,596.16x = 288,893.40 × 52,354.38
  4. Step 4: Simplify right side
    192,596.16x = 15,124,834,843.09
  5. Step 5: Solve for x
    x = 15,124,834,843.09/192,596.16
  6. Step 6: Final answer
    x = 78,531.34

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1.5x scale

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.