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Finding the Fourth Proportional to 2,899.96, 4,346.98 and 1,144.26

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Solution

The fourth proportional to 2,899.96, 4,346.98 and 1,144.26 is: 1,715.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.96 : 4,346.98 = 1,144.26 : x
  2. Step 2: Convert to fraction form
    2,899.96/4,346.98 = 1,144.26/x
  3. Step 3: Cross multiply
    2,899.96x = 4,346.98 × 1,144.26
  4. Step 4: Simplify right side
    2,899.96x = 4,974,072.47
  5. Step 5: Solve for x
    x = 4,974,072.47/2,899.96
  6. Step 6: Final answer
    x = 1,715.22

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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.