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Finding the Fourth Proportional to 4,486.55, 6,728.27 and 1,714.01

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Solution

The fourth proportional to 4,486.55, 6,728.27 and 1,714.01 is: 2,570.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.55 : 6,728.27 = 1,714.01 : x
  2. Step 2: Convert to fraction form
    4,486.55/6,728.27 = 1,714.01/x
  3. Step 3: Cross multiply
    4,486.55x = 6,728.27 × 1,714.01
  4. Step 4: Simplify right side
    4,486.55x = 11,532,279.85
  5. Step 5: Solve for x
    x = 11,532,279.85/4,486.55
  6. Step 6: Final answer
    x = 2,570.41

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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.