Home / 194,664.80-291,997.20-193,352.60

Finding the Fourth Proportional to 194,664.80, 291,997.20 and 193,352.60

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Solution

The fourth proportional to 194,664.80, 291,997.20 and 193,352.60 is: 290,028.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,664.80 : 291,997.20 = 193,352.60 : x
  2. Step 2: Convert to fraction form
    194,664.80/291,997.20 = 193,352.60/x
  3. Step 3: Cross multiply
    194,664.80x = 291,997.20 × 193,352.60
  4. Step 4: Simplify right side
    194,664.80x = 56,458,417,812.72
  5. Step 5: Solve for x
    x = 56,458,417,812.72/194,664.80
  6. Step 6: Final answer
    x = 290,028.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.