Home / 297,308.09-410,285.43-161,342.04

Finding the Fourth Proportional to 297,308.09, 410,285.43 and 161,342.04

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Solution

The fourth proportional to 297,308.09, 410,285.43 and 161,342.04 is: 222,652.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,308.09 : 410,285.43 = 161,342.04 : x
  2. Step 2: Convert to fraction form
    297,308.09/410,285.43 = 161,342.04/x
  3. Step 3: Cross multiply
    297,308.09x = 410,285.43 × 161,342.04
  4. Step 4: Simplify right side
    297,308.09x = 66,196,287,489.19
  5. Step 5: Solve for x
    x = 66,196,287,489.19/297,308.09
  6. Step 6: Final answer
    x = 222,652.15

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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.