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Finding the Fourth Proportional to 1,752.03, 2,626.68 and 874.88

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Solution

The fourth proportional to 1,752.03, 2,626.68 and 874.88 is: 1,311.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752.03 : 2,626.68 = 874.88 : x
  2. Step 2: Convert to fraction form
    1,752.03/2,626.68 = 874.88/x
  3. Step 3: Cross multiply
    1,752.03x = 2,626.68 × 874.88
  4. Step 4: Simplify right side
    1,752.03x = 2,298,017.49
  5. Step 5: Solve for x
    x = 2,298,017.49/1,752.03
  6. Step 6: Final answer
    x = 1,311.63

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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.