Home / 230,733.20-346,099.80-193,408.40

Finding the Fourth Proportional to 230,733.20, 346,099.80 and 193,408.40

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Solution

The fourth proportional to 230,733.20, 346,099.80 and 193,408.40 is: 290,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,733.20 : 346,099.80 = 193,408.40 : x
  2. Step 2: Convert to fraction form
    230,733.20/346,099.80 = 193,408.40/x
  3. Step 3: Cross multiply
    230,733.20x = 346,099.80 × 193,408.40
  4. Step 4: Simplify right side
    230,733.20x = 66,938,608,558.32
  5. Step 5: Solve for x
    x = 66,938,608,558.32/230,733.20
  6. Step 6: Final answer
    x = 290,112.60

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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.