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Finding the Fourth Proportional to 295,580.25, 407,902.37 and 161,444.25

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Solution

The fourth proportional to 295,580.25, 407,902.37 and 161,444.25 is: 222,793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,580.25 : 407,902.37 = 161,444.25 : x
  2. Step 2: Convert to fraction form
    295,580.25/407,902.37 = 161,444.25/x
  3. Step 3: Cross multiply
    295,580.25x = 407,902.37 × 161,444.25
  4. Step 4: Simplify right side
    295,580.25x = 65,853,491,390.65
  5. Step 5: Solve for x
    x = 65,853,491,390.65/295,580.25
  6. Step 6: Final answer
    x = 222,793.95

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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.