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Finding the Fourth Proportional to 1,085.00, 1,496.94 and 692.15

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Solution

The fourth proportional to 1,085.00, 1,496.94 and 692.15 is: 954.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085.00 : 1,496.94 = 692.15 : x
  2. Step 2: Convert to fraction form
    1,085.00/1,496.94 = 692.15/x
  3. Step 3: Cross multiply
    1,085.00x = 1,496.94 × 692.15
  4. Step 4: Simplify right side
    1,085.00x = 1,036,105.01
  5. Step 5: Solve for x
    x = 1,036,105.01/1,085.00
  6. Step 6: Final answer
    x = 954.94

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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.