Home / 427,966.39-590,593.58-236,979.78

Finding the Fourth Proportional to 427,966.39, 590,593.58 and 236,979.78

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Solution

The fourth proportional to 427,966.39, 590,593.58 and 236,979.78 is: 327,032.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,966.39 : 590,593.58 = 236,979.78 : x
  2. Step 2: Convert to fraction form
    427,966.39/590,593.58 = 236,979.78/x
  3. Step 3: Cross multiply
    427,966.39x = 590,593.58 × 236,979.78
  4. Step 4: Simplify right side
    427,966.39x = 139,958,734,146.86
  5. Step 5: Solve for x
    x = 139,958,734,146.86/427,966.39
  6. Step 6: Final answer
    x = 327,032.07

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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.