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Finding the Fourth Proportional to 221,770.80, 332,893.04 and 95,473.60

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Solution

The fourth proportional to 221,770.80, 332,893.04 and 95,473.60 is: 143,312.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,770.80 : 332,893.04 = 95,473.60 : x
  2. Step 2: Convert to fraction form
    221,770.80/332,893.04 = 95,473.60/x
  3. Step 3: Cross multiply
    221,770.80x = 332,893.04 × 95,473.60
  4. Step 4: Simplify right side
    221,770.80x = 31,782,496,943.74
  5. Step 5: Solve for x
    x = 31,782,496,943.74/221,770.80
  6. Step 6: Final answer
    x = 143,312.36

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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.