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Finding the Fourth Proportional to 4,326, 5,974.74 and 2,926.32

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Solution

The fourth proportional to 4,326, 5,974.74 and 2,926.32 is: 4,041.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,326 : 5,974.74 = 2,926.32 : x
  2. Step 2: Convert to fraction form
    4,326/5,974.74 = 2,926.32/x
  3. Step 3: Cross multiply
    4,326x = 5,974.74 × 2,926.32
  4. Step 4: Simplify right side
    4,326x = 17,484,001.16
  5. Step 5: Solve for x
    x = 17,484,001.16/4,326
  6. Step 6: Final answer
    x = 4,041.61

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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.