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Finding the Fourth Proportional to 2,001.50, 3,000.44 and 702.26

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Solution

The fourth proportional to 2,001.50, 3,000.44 and 702.26 is: 1,052.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.50 : 3,000.44 = 702.26 : x
  2. Step 2: Convert to fraction form
    2,001.50/3,000.44 = 702.26/x
  3. Step 3: Cross multiply
    2,001.50x = 3,000.44 × 702.26
  4. Step 4: Simplify right side
    2,001.50x = 2,107,088.99
  5. Step 5: Solve for x
    x = 2,107,088.99/2,001.50
  6. Step 6: Final answer
    x = 1,052.75

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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.