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Finding the Fourth Proportional to 295,249.36, 407,445.24 and 161,113.36

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Solution

The fourth proportional to 295,249.36, 407,445.24 and 161,113.36 is: 222,337.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,249.36 : 407,445.24 = 161,113.36 : x
  2. Step 2: Convert to fraction form
    295,249.36/407,445.24 = 161,113.36/x
  3. Step 3: Cross multiply
    295,249.36x = 407,445.24 × 161,113.36
  4. Step 4: Simplify right side
    295,249.36x = 65,644,871,632.41
  5. Step 5: Solve for x
    x = 65,644,871,632.41/295,249.36
  6. Step 6: Final answer
    x = 222,337.05

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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.