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Finding the Fourth Proportional to 203,284.36, 304,926.54 and 92,508.04

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Solution

The fourth proportional to 203,284.36, 304,926.54 and 92,508.04 is: 138,762.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,284.36 : 304,926.54 = 92,508.04 : x
  2. Step 2: Convert to fraction form
    203,284.36/304,926.54 = 92,508.04/x
  3. Step 3: Cross multiply
    203,284.36x = 304,926.54 × 92,508.04
  4. Step 4: Simplify right side
    203,284.36x = 28,208,156,559.38
  5. Step 5: Solve for x
    x = 28,208,156,559.38/203,284.36
  6. Step 6: Final answer
    x = 138,762.06

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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.