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Finding the Fourth Proportional to 294,307.38, 441,526.88 and 107,318.88

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Solution

The fourth proportional to 294,307.38, 441,526.88 and 107,318.88 is: 161,002.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,307.38 : 441,526.88 = 107,318.88 : x
  2. Step 2: Convert to fraction form
    294,307.38/441,526.88 = 107,318.88/x
  3. Step 3: Cross multiply
    294,307.38x = 441,526.88 × 107,318.88
  4. Step 4: Simplify right side
    294,307.38x = 47,384,170,251.49
  5. Step 5: Solve for x
    x = 47,384,170,251.49/294,307.38
  6. Step 6: Final answer
    x = 161,002.32

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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.