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Finding the Fourth Proportional to 3,631.04, 5,009.04 and 2,371.52

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Solution

The fourth proportional to 3,631.04, 5,009.04 and 2,371.52 is: 3,271.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.04 : 5,009.04 = 2,371.52 : x
  2. Step 2: Convert to fraction form
    3,631.04/5,009.04 = 2,371.52/x
  3. Step 3: Cross multiply
    3,631.04x = 5,009.04 × 2,371.52
  4. Step 4: Simplify right side
    3,631.04x = 11,879,038.54
  5. Step 5: Solve for x
    x = 11,879,038.54/3,631.04
  6. Step 6: Final answer
    x = 3,271.53

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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.