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Finding the Fourth Proportional to 5,603.96, 8,403.98 and 1,654.17

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Solution

The fourth proportional to 5,603.96, 8,403.98 and 1,654.17 is: 2,480.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,603.96 : 8,403.98 = 1,654.17 : x
  2. Step 2: Convert to fraction form
    5,603.96/8,403.98 = 1,654.17/x
  3. Step 3: Cross multiply
    5,603.96x = 8,403.98 × 1,654.17
  4. Step 4: Simplify right side
    5,603.96x = 13,901,603.33
  5. Step 5: Solve for x
    x = 13,901,603.33/5,603.96
  6. Step 6: Final answer
    x = 2,480.68

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1.5x scale

Why These Related Problems?

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