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Finding the Fourth Proportional to 265,701.56, 366,770.50 and 194,645.96

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Solution

The fourth proportional to 265,701.56, 366,770.50 and 194,645.96 is: 268,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,701.56 : 366,770.50 = 194,645.96 : x
  2. Step 2: Convert to fraction form
    265,701.56/366,770.50 = 194,645.96/x
  3. Step 3: Cross multiply
    265,701.56x = 366,770.50 × 194,645.96
  4. Step 4: Simplify right side
    265,701.56x = 71,390,396,072.18
  5. Step 5: Solve for x
    x = 71,390,396,072.18/265,701.56
  6. Step 6: Final answer
    x = 268,686.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.