Home / 297,331.55-410,317.75-161,365.47

Finding the Fourth Proportional to 297,331.55, 410,317.75 and 161,365.47

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Solution

The fourth proportional to 297,331.55, 410,317.75 and 161,365.47 is: 222,684.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,331.55 : 410,317.75 = 161,365.47 : x
  2. Step 2: Convert to fraction form
    297,331.55/410,317.75 = 161,365.47/x
  3. Step 3: Cross multiply
    297,331.55x = 410,317.75 × 161,365.47
  4. Step 4: Simplify right side
    297,331.55x = 66,211,113,719.68
  5. Step 5: Solve for x
    x = 66,211,113,719.68/297,331.55
  6. Step 6: Final answer
    x = 222,684.46

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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.