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Finding the Fourth Proportional to 1,745.56, 2,401.72 and 1,508.76

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Solution

The fourth proportional to 1,745.56, 2,401.72 and 1,508.76 is: 2,075.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.56 : 2,401.72 = 1,508.76 : x
  2. Step 2: Convert to fraction form
    1,745.56/2,401.72 = 1,508.76/x
  3. Step 3: Cross multiply
    1,745.56x = 2,401.72 × 1,508.76
  4. Step 4: Simplify right side
    1,745.56x = 3,623,619.07
  5. Step 5: Solve for x
    x = 3,623,619.07/1,745.56
  6. Step 6: Final answer
    x = 2,075.91

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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.