Home / 298,115.55-446,827.73-120,505.95

Finding the Fourth Proportional to 298,115.55, 446,827.73 and 120,505.95

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Solution

The fourth proportional to 298,115.55, 446,827.73 and 120,505.95 is: 180,619.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,115.55 : 446,827.73 = 120,505.95 : x
  2. Step 2: Convert to fraction form
    298,115.55/446,827.73 = 120,505.95/x
  3. Step 3: Cross multiply
    298,115.55x = 446,827.73 × 120,505.95
  4. Step 4: Simplify right side
    298,115.55x = 53,845,399,487.46
  5. Step 5: Solve for x
    x = 53,845,399,487.46/298,115.55
  6. Step 6: Final answer
    x = 180,619.22

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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.