Home / 293,318.10-404,784.73-191,408.76

Finding the Fourth Proportional to 293,318.10, 404,784.73 and 191,408.76

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Solution

The fourth proportional to 293,318.10, 404,784.73 and 191,408.76 is: 264,147.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,318.10 : 404,784.73 = 191,408.76 : x
  2. Step 2: Convert to fraction form
    293,318.10/404,784.73 = 191,408.76/x
  3. Step 3: Cross multiply
    293,318.10x = 404,784.73 × 191,408.76
  4. Step 4: Simplify right side
    293,318.10x = 77,479,343,236.23
  5. Step 5: Solve for x
    x = 77,479,343,236.23/293,318.10
  6. Step 6: Final answer
    x = 264,147.84

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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.