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Finding the Fourth Proportional to 5,411.94, 8,114.99 and 1,901.04

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Solution

The fourth proportional to 5,411.94, 8,114.99 and 1,901.04 is: 2,850.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,411.94 : 8,114.99 = 1,901.04 : x
  2. Step 2: Convert to fraction form
    5,411.94/8,114.99 = 1,901.04/x
  3. Step 3: Cross multiply
    5,411.94x = 8,114.99 × 1,901.04
  4. Step 4: Simplify right side
    5,411.94x = 15,426,911.08
  5. Step 5: Solve for x
    x = 15,426,911.08/5,411.94
  6. Step 6: Final answer
    x = 2,850.53

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Double scale
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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.