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Finding the Fourth Proportional to 3,336, 5,004 and 1,027.68

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Solution

The fourth proportional to 3,336, 5,004 and 1,027.68 is: 1,541.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336 : 5,004 = 1,027.68 : x
  2. Step 2: Convert to fraction form
    3,336/5,004 = 1,027.68/x
  3. Step 3: Cross multiply
    3,336x = 5,004 × 1,027.68
  4. Step 4: Simplify right side
    3,336x = 5,142,510.72
  5. Step 5: Solve for x
    x = 5,142,510.72/3,336
  6. Step 6: Final answer
    x = 1,541.52

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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.