Home / 326,226.66-451,080.81-284,236.26

Finding the Fourth Proportional to 326,226.66, 451,080.81 and 284,236.26

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Solution

The fourth proportional to 326,226.66, 451,080.81 and 284,236.26 is: 393,019.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,226.66 : 451,080.81 = 284,236.26 : x
  2. Step 2: Convert to fraction form
    326,226.66/451,080.81 = 284,236.26/x
  3. Step 3: Cross multiply
    326,226.66x = 451,080.81 × 284,236.26
  4. Step 4: Simplify right side
    326,226.66x = 128,213,522,392.17
  5. Step 5: Solve for x
    x = 128,213,522,392.17/326,226.66
  6. Step 6: Final answer
    x = 393,019.76

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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.