Home / 352,079.15-485,868.26-190,933.70

Finding the Fourth Proportional to 352,079.15, 485,868.26 and 190,933.70

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Solution

The fourth proportional to 352,079.15, 485,868.26 and 190,933.70 is: 263,487.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,079.15 : 485,868.26 = 190,933.70 : x
  2. Step 2: Convert to fraction form
    352,079.15/485,868.26 = 190,933.70/x
  3. Step 3: Cross multiply
    352,079.15x = 485,868.26 × 190,933.70
  4. Step 4: Simplify right side
    352,079.15x = 92,768,623,639.69
  5. Step 5: Solve for x
    x = 92,768,623,639.69/352,079.15
  6. Step 6: Final answer
    x = 263,487.98

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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.