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Finding the Fourth Proportional to 195,555.60, 293,770.80 and 187,585.20

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Solution

The fourth proportional to 195,555.60, 293,770.80 and 187,585.20 is: 281,797.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,555.60 : 293,770.80 = 187,585.20 : x
  2. Step 2: Convert to fraction form
    195,555.60/293,770.80 = 187,585.20/x
  3. Step 3: Cross multiply
    195,555.60x = 293,770.80 × 187,585.20
  4. Step 4: Simplify right side
    195,555.60x = 55,107,054,272.16
  5. Step 5: Solve for x
    x = 55,107,054,272.16/195,555.60
  6. Step 6: Final answer
    x = 281,797.37

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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.