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Finding the Fourth Proportional to 1,702.08, 2,553.02 and 606.39

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Solution

The fourth proportional to 1,702.08, 2,553.02 and 606.39 is: 909.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702.08 : 2,553.02 = 606.39 : x
  2. Step 2: Convert to fraction form
    1,702.08/2,553.02 = 606.39/x
  3. Step 3: Cross multiply
    1,702.08x = 2,553.02 × 606.39
  4. Step 4: Simplify right side
    1,702.08x = 1,548,115.47
  5. Step 5: Solve for x
    x = 1,548,115.47/1,702.08
  6. Step 6: Final answer
    x = 909.54

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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.