Home / 352,076.24-485,865.45-190,931.24

Finding the Fourth Proportional to 352,076.24, 485,865.45 and 190,931.24

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Solution

The fourth proportional to 352,076.24, 485,865.45 and 190,931.24 is: 263,485.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,076.24 : 485,865.45 = 190,931.24 : x
  2. Step 2: Convert to fraction form
    352,076.24/485,865.45 = 190,931.24/x
  3. Step 3: Cross multiply
    352,076.24x = 485,865.45 × 190,931.24
  4. Step 4: Simplify right side
    352,076.24x = 92,766,890,412.33
  5. Step 5: Solve for x
    x = 92,766,890,412.33/352,076.24
  6. Step 6: Final answer
    x = 263,485.24

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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.