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Finding the Fourth Proportional to 5,152.84, 7,110.84 and 2,794.96

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Solution

The fourth proportional to 5,152.84, 7,110.84 and 2,794.96 is: 3,857.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.84 : 7,110.84 = 2,794.96 : x
  2. Step 2: Convert to fraction form
    5,152.84/7,110.84 = 2,794.96/x
  3. Step 3: Cross multiply
    5,152.84x = 7,110.84 × 2,794.96
  4. Step 4: Simplify right side
    5,152.84x = 19,874,513.37
  5. Step 5: Solve for x
    x = 19,874,513.37/5,152.84
  6. Step 6: Final answer
    x = 3,857.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.