Home / 294,681.12-406,553.20-192,764.62

Finding the Fourth Proportional to 294,681.12, 406,553.20 and 192,764.62

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Solution

The fourth proportional to 294,681.12, 406,553.20 and 192,764.62 is: 265,945.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,681.12 : 406,553.20 = 192,764.62 : x
  2. Step 2: Convert to fraction form
    294,681.12/406,553.20 = 192,764.62/x
  3. Step 3: Cross multiply
    294,681.12x = 406,553.20 × 192,764.62
  4. Step 4: Simplify right side
    294,681.12x = 78,369,073,107.78
  5. Step 5: Solve for x
    x = 78,369,073,107.78/294,681.12
  6. Step 6: Final answer
    x = 265,945.35

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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.