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Finding the Fourth Proportional to 294,302.40, 441,194.40 and 176,020.80

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Solution

The fourth proportional to 294,302.40, 441,194.40 and 176,020.80 is: 263,876.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,302.40 : 441,194.40 = 176,020.80 : x
  2. Step 2: Convert to fraction form
    294,302.40/441,194.40 = 176,020.80/x
  3. Step 3: Cross multiply
    294,302.40x = 441,194.40 × 176,020.80
  4. Step 4: Simplify right side
    294,302.40x = 77,659,391,243.52
  5. Step 5: Solve for x
    x = 77,659,391,243.52/294,302.40
  6. Step 6: Final answer
    x = 263,876.17

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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.