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Finding the Fourth Proportional to 1,700.98, 2,551.32 and 468.35

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Solution

The fourth proportional to 1,700.98, 2,551.32 and 468.35 is: 702.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700.98 : 2,551.32 = 468.35 : x
  2. Step 2: Convert to fraction form
    1,700.98/2,551.32 = 468.35/x
  3. Step 3: Cross multiply
    1,700.98x = 2,551.32 × 468.35
  4. Step 4: Simplify right side
    1,700.98x = 1,194,910.72
  5. Step 5: Solve for x
    x = 1,194,910.72/1,700.98
  6. Step 6: Final answer
    x = 702.48

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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.