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Finding the Fourth Proportional to 202,770.82, 304,157.04 and 69,689.44

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Solution

The fourth proportional to 202,770.82, 304,157.04 and 69,689.44 is: 104,534.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,770.82 : 304,157.04 = 69,689.44 : x
  2. Step 2: Convert to fraction form
    202,770.82/304,157.04 = 69,689.44/x
  3. Step 3: Cross multiply
    202,770.82x = 304,157.04 × 69,689.44
  4. Step 4: Simplify right side
    202,770.82x = 21,196,533,789.66
  5. Step 5: Solve for x
    x = 21,196,533,789.66/202,770.82
  6. Step 6: Final answer
    x = 104,534.44

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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.