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Finding the Fourth Proportional to 192,476.44, 288,714.81 and 52,235.07

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Solution

The fourth proportional to 192,476.44, 288,714.81 and 52,235.07 is: 78,352.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,476.44 : 288,714.81 = 52,235.07 : x
  2. Step 2: Convert to fraction form
    192,476.44/288,714.81 = 52,235.07/x
  3. Step 3: Cross multiply
    192,476.44x = 288,714.81 × 52,235.07
  4. Step 4: Simplify right side
    192,476.44x = 15,081,038,310.39
  5. Step 5: Solve for x
    x = 15,081,038,310.39/192,476.44
  6. Step 6: Final answer
    x = 78,352.65

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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.