Home / 343,771.36-474,402.48-192,868

Finding the Fourth Proportional to 343,771.36, 474,402.48 and 192,868

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Solution

The fourth proportional to 343,771.36, 474,402.48 and 192,868 is: 266,156.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,771.36 : 474,402.48 = 192,868 : x
  2. Step 2: Convert to fraction form
    343,771.36/474,402.48 = 192,868/x
  3. Step 3: Cross multiply
    343,771.36x = 474,402.48 × 192,868
  4. Step 4: Simplify right side
    343,771.36x = 91,497,057,512.64
  5. Step 5: Solve for x
    x = 91,497,057,512.64/343,771.36
  6. Step 6: Final answer
    x = 266,156.72

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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.