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Finding the Fourth Proportional to 218,297.29, 327,445.94 and 60,525.74

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Solution

The fourth proportional to 218,297.29, 327,445.94 and 60,525.74 is: 90,788.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,297.29 : 327,445.94 = 60,525.74 : x
  2. Step 2: Convert to fraction form
    218,297.29/327,445.94 = 60,525.74/x
  3. Step 3: Cross multiply
    218,297.29x = 327,445.94 × 60,525.74
  4. Step 4: Simplify right side
    218,297.29x = 19,818,907,828.50
  5. Step 5: Solve for x
    x = 19,818,907,828.50/218,297.29
  6. Step 6: Final answer
    x = 90,788.61

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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.