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Finding the Fourth Proportional to 2,603.98, 3,593.45 and 1,425.03

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Solution

The fourth proportional to 2,603.98, 3,593.45 and 1,425.03 is: 1,966.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603.98 : 3,593.45 = 1,425.03 : x
  2. Step 2: Convert to fraction form
    2,603.98/3,593.45 = 1,425.03/x
  3. Step 3: Cross multiply
    2,603.98x = 3,593.45 × 1,425.03
  4. Step 4: Simplify right side
    2,603.98x = 5,120,774.05
  5. Step 5: Solve for x
    x = 5,120,774.05/2,603.98
  6. Step 6: Final answer
    x = 1,966.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.