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Finding the Fourth Proportional to 4,460.08, 6,690.09 and 3,487

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Solution

The fourth proportional to 4,460.08, 6,690.09 and 3,487 is: 5,230.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,460.08 : 6,690.09 = 3,487 : x
  2. Step 2: Convert to fraction form
    4,460.08/6,690.09 = 3,487/x
  3. Step 3: Cross multiply
    4,460.08x = 6,690.09 × 3,487
  4. Step 4: Simplify right side
    4,460.08x = 23,328,343.83
  5. Step 5: Solve for x
    x = 23,328,343.83/4,460.08
  6. Step 6: Final answer
    x = 5,230.48

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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.