Home / 351,716.14-485,366.58-190,571.17

Finding the Fourth Proportional to 351,716.14, 485,366.58 and 190,571.17

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Solution

The fourth proportional to 351,716.14, 485,366.58 and 190,571.17 is: 262,987.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,716.14 : 485,366.58 = 190,571.17 : x
  2. Step 2: Convert to fraction form
    351,716.14/485,366.58 = 190,571.17/x
  3. Step 3: Cross multiply
    351,716.14x = 485,366.58 × 190,571.17
  4. Step 4: Simplify right side
    351,716.14x = 92,496,877,029.50
  5. Step 5: Solve for x
    x = 92,496,877,029.50/351,716.14
  6. Step 6: Final answer
    x = 262,987.30

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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.