Home / 293,820.20-405,558.51-191,861.50

Finding the Fourth Proportional to 293,820.20, 405,558.51 and 191,861.50

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Solution

The fourth proportional to 293,820.20, 405,558.51 and 191,861.50 is: 264,825.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,820.20 : 405,558.51 = 191,861.50 : x
  2. Step 2: Convert to fraction form
    293,820.20/405,558.51 = 191,861.50/x
  3. Step 3: Cross multiply
    293,820.20x = 405,558.51 × 191,861.50
  4. Step 4: Simplify right side
    293,820.20x = 77,811,064,066.37
  5. Step 5: Solve for x
    x = 77,811,064,066.37/293,820.20
  6. Step 6: Final answer
    x = 264,825.44

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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.