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Finding the Fourth Proportional to 297,295.07, 410,265.15 and 161,325.59

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Solution

The fourth proportional to 297,295.07, 410,265.15 and 161,325.59 is: 222,628.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,295.07 : 410,265.15 = 161,325.59 : x
  2. Step 2: Convert to fraction form
    297,295.07/410,265.15 = 161,325.59/x
  3. Step 3: Cross multiply
    297,295.07x = 410,265.15 × 161,325.59
  4. Step 4: Simplify right side
    297,295.07x = 66,186,267,380.19
  5. Step 5: Solve for x
    x = 66,186,267,380.19/297,295.07
  6. Step 6: Final answer
    x = 222,628.20

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1.5x scale

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.