Home / 427,958.28-590,575.20-236,967.56

Finding the Fourth Proportional to 427,958.28, 590,575.20 and 236,967.56

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Solution

The fourth proportional to 427,958.28, 590,575.20 and 236,967.56 is: 327,011.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,958.28 : 590,575.20 = 236,967.56 : x
  2. Step 2: Convert to fraction form
    427,958.28/590,575.20 = 236,967.56/x
  3. Step 3: Cross multiply
    427,958.28x = 590,575.20 × 236,967.56
  4. Step 4: Simplify right side
    427,958.28x = 139,947,164,140.51
  5. Step 5: Solve for x
    x = 139,947,164,140.51/427,958.28
  6. Step 6: Final answer
    x = 327,011.23

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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.