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Finding the Fourth Proportional to 1,522.95, 2,284.71 and 483.09

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Solution

The fourth proportional to 1,522.95, 2,284.71 and 483.09 is: 724.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522.95 : 2,284.71 = 483.09 : x
  2. Step 2: Convert to fraction form
    1,522.95/2,284.71 = 483.09/x
  3. Step 3: Cross multiply
    1,522.95x = 2,284.71 × 483.09
  4. Step 4: Simplify right side
    1,522.95x = 1,103,720.55
  5. Step 5: Solve for x
    x = 1,103,720.55/1,522.95
  6. Step 6: Final answer
    x = 724.73

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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.