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Finding the Fourth Proportional to 1,884.67, 2,603.03 and 1,254.11

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Solution

The fourth proportional to 1,884.67, 2,603.03 and 1,254.11 is: 1,732.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884.67 : 2,603.03 = 1,254.11 : x
  2. Step 2: Convert to fraction form
    1,884.67/2,603.03 = 1,254.11/x
  3. Step 3: Cross multiply
    1,884.67x = 2,603.03 × 1,254.11
  4. Step 4: Simplify right side
    1,884.67x = 3,264,485.95
  5. Step 5: Solve for x
    x = 3,264,485.95/1,884.67
  6. Step 6: Final answer
    x = 1,732.13

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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.