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Finding the Fourth Proportional to 4,999.52, 6,898.82 and 2,874.98

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Solution

The fourth proportional to 4,999.52, 6,898.82 and 2,874.98 is: 3,967.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.52 : 6,898.82 = 2,874.98 : x
  2. Step 2: Convert to fraction form
    4,999.52/6,898.82 = 2,874.98/x
  3. Step 3: Cross multiply
    4,999.52x = 6,898.82 × 2,874.98
  4. Step 4: Simplify right side
    4,999.52x = 19,833,969.52
  5. Step 5: Solve for x
    x = 19,833,969.52/4,999.52
  6. Step 6: Final answer
    x = 3,967.17

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1.5x scale

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.