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Finding the Fourth Proportional to 4,994.52, 7,492.52 and 1,531.32

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Solution

The fourth proportional to 4,994.52, 7,492.52 and 1,531.32 is: 2,297.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,994.52 : 7,492.52 = 1,531.32 : x
  2. Step 2: Convert to fraction form
    4,994.52/7,492.52 = 1,531.32/x
  3. Step 3: Cross multiply
    4,994.52x = 7,492.52 × 1,531.32
  4. Step 4: Simplify right side
    4,994.52x = 11,473,445.73
  5. Step 5: Solve for x
    x = 11,473,445.73/4,994.52
  6. Step 6: Final answer
    x = 2,297.21

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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.