Home / 297,318.21-410,299.41-161,352.18

Finding the Fourth Proportional to 297,318.21, 410,299.41 and 161,352.18

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Solution

The fourth proportional to 297,318.21, 410,299.41 and 161,352.18 is: 222,666.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,318.21 : 410,299.41 = 161,352.18 : x
  2. Step 2: Convert to fraction form
    297,318.21/410,299.41 = 161,352.18/x
  3. Step 3: Cross multiply
    297,318.21x = 410,299.41 × 161,352.18
  4. Step 4: Simplify right side
    297,318.21x = 66,202,704,256.21
  5. Step 5: Solve for x
    x = 66,202,704,256.21/297,318.21
  6. Step 6: Final answer
    x = 222,666.16

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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.