Home / 351,724.33-485,380.01-190,579.34

Finding the Fourth Proportional to 351,724.33, 485,380.01 and 190,579.34

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Solution

The fourth proportional to 351,724.33, 485,380.01 and 190,579.34 is: 262,999.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,724.33 : 485,380.01 = 190,579.34 : x
  2. Step 2: Convert to fraction form
    351,724.33/485,380.01 = 190,579.34/x
  3. Step 3: Cross multiply
    351,724.33x = 485,380.01 × 190,579.34
  4. Step 4: Simplify right side
    351,724.33x = 92,503,400,914.63
  5. Step 5: Solve for x
    x = 92,503,400,914.63/351,724.33
  6. Step 6: Final answer
    x = 262,999.72

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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.