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Finding the Fourth Proportional to 296,896.80, 444,956.40 and 119,258.40

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Solution

The fourth proportional to 296,896.80, 444,956.40 and 119,258.40 is: 178,731.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,896.80 : 444,956.40 = 119,258.40 : x
  2. Step 2: Convert to fraction form
    296,896.80/444,956.40 = 119,258.40/x
  3. Step 3: Cross multiply
    296,896.80x = 444,956.40 × 119,258.40
  4. Step 4: Simplify right side
    296,896.80x = 53,064,788,333.76
  5. Step 5: Solve for x
    x = 53,064,788,333.76/296,896.80
  6. Step 6: Final answer
    x = 178,731.43

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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.