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Finding the Fourth Proportional to 3,362.26, 4,640.04 and 1,870.33

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Solution

The fourth proportional to 3,362.26, 4,640.04 and 1,870.33 is: 2,581.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.26 : 4,640.04 = 1,870.33 : x
  2. Step 2: Convert to fraction form
    3,362.26/4,640.04 = 1,870.33/x
  3. Step 3: Cross multiply
    3,362.26x = 4,640.04 × 1,870.33
  4. Step 4: Simplify right side
    3,362.26x = 8,678,406.01
  5. Step 5: Solve for x
    x = 8,678,406.01/3,362.26
  6. Step 6: Final answer
    x = 2,581.12

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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.