Home / 297,840.21-446,509.11-129,233.43

Finding the Fourth Proportional to 297,840.21, 446,509.11 and 129,233.43

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Solution

The fourth proportional to 297,840.21, 446,509.11 and 129,233.43 is: 193,741.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,840.21 : 446,509.11 = 129,233.43 : x
  2. Step 2: Convert to fraction form
    297,840.21/446,509.11 = 129,233.43/x
  3. Step 3: Cross multiply
    297,840.21x = 446,509.11 × 129,233.43
  4. Step 4: Simplify right side
    297,840.21x = 57,703,903,811.55
  5. Step 5: Solve for x
    x = 57,703,903,811.55/297,840.21
  6. Step 6: Final answer
    x = 193,741.15

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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.