Home / 605,936.50-836,187.78-334,004.38

Finding the Fourth Proportional to 605,936.50, 836,187.78 and 334,004.38

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Solution

The fourth proportional to 605,936.50, 836,187.78 and 334,004.38 is: 460,923.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,936.50 : 836,187.78 = 334,004.38 : x
  2. Step 2: Convert to fraction form
    605,936.50/836,187.78 = 334,004.38/x
  3. Step 3: Cross multiply
    605,936.50x = 836,187.78 × 334,004.38
  4. Step 4: Simplify right side
    605,936.50x = 279,290,381,022.48
  5. Step 5: Solve for x
    x = 279,290,381,022.48/605,936.50
  6. Step 6: Final answer
    x = 460,923.51

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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.