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Finding the Fourth Proportional to 295,365.06, 407,613.15 and 168,048.84

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Solution

The fourth proportional to 295,365.06, 407,613.15 and 168,048.84 is: 231,912.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,365.06 : 407,613.15 = 168,048.84 : x
  2. Step 2: Convert to fraction form
    295,365.06/407,613.15 = 168,048.84/x
  3. Step 3: Cross multiply
    295,365.06x = 407,613.15 × 168,048.84
  4. Step 4: Simplify right side
    295,365.06x = 68,498,917,026.25
  5. Step 5: Solve for x
    x = 68,498,917,026.25/295,365.06
  6. Step 6: Final answer
    x = 231,912.73

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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.