Home / 427,965.88-590,585.61-236,975.17

Finding the Fourth Proportional to 427,965.88, 590,585.61 and 236,975.17

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Solution

The fourth proportional to 427,965.88, 590,585.61 and 236,975.17 is: 327,021.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,965.88 : 590,585.61 = 236,975.17 : x
  2. Step 2: Convert to fraction form
    427,965.88/590,585.61 = 236,975.17/x
  3. Step 3: Cross multiply
    427,965.88x = 590,585.61 × 236,975.17
  4. Step 4: Simplify right side
    427,965.88x = 139,954,122,376.38
  5. Step 5: Solve for x
    x = 139,954,122,376.38/427,965.88
  6. Step 6: Final answer
    x = 327,021.69

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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.