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Finding the Fourth Proportional to 322,089.87, 483,131.71 and 195,764.97

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Solution

The fourth proportional to 322,089.87, 483,131.71 and 195,764.97 is: 293,645.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,089.87 : 483,131.71 = 195,764.97 : x
  2. Step 2: Convert to fraction form
    322,089.87/483,131.71 = 195,764.97/x
  3. Step 3: Cross multiply
    322,089.87x = 483,131.71 × 195,764.97
  4. Step 4: Simplify right side
    322,089.87x = 94,580,264,714.20
  5. Step 5: Solve for x
    x = 94,580,264,714.20/322,089.87
  6. Step 6: Final answer
    x = 293,645.57

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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.