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Finding the Fourth Proportional to 2,506.99, 3,759.88 and 1,045.35

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Solution

The fourth proportional to 2,506.99, 3,759.88 and 1,045.35 is: 1,567.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,506.99 : 3,759.88 = 1,045.35 : x
  2. Step 2: Convert to fraction form
    2,506.99/3,759.88 = 1,045.35/x
  3. Step 3: Cross multiply
    2,506.99x = 3,759.88 × 1,045.35
  4. Step 4: Simplify right side
    2,506.99x = 3,930,390.56
  5. Step 5: Solve for x
    x = 3,930,390.56/2,506.99
  6. Step 6: Final answer
    x = 1,567.77

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.