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Finding the Fourth Proportional to 1,522.58, 2,101.48 and 893.44

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Solution

The fourth proportional to 1,522.58, 2,101.48 and 893.44 is: 1,233.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522.58 : 2,101.48 = 893.44 : x
  2. Step 2: Convert to fraction form
    1,522.58/2,101.48 = 893.44/x
  3. Step 3: Cross multiply
    1,522.58x = 2,101.48 × 893.44
  4. Step 4: Simplify right side
    1,522.58x = 1,877,546.29
  5. Step 5: Solve for x
    x = 1,877,546.29/1,522.58
  6. Step 6: Final answer
    x = 1,233.13

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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.