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Finding the Fourth Proportional to 7,293.64, 10,939.14 and 2,362.60

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Solution

The fourth proportional to 7,293.64, 10,939.14 and 2,362.60 is: 3,543.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,293.64 : 10,939.14 = 2,362.60 : x
  2. Step 2: Convert to fraction form
    7,293.64/10,939.14 = 2,362.60/x
  3. Step 3: Cross multiply
    7,293.64x = 10,939.14 × 2,362.60
  4. Step 4: Simplify right side
    7,293.64x = 25,844,812.16
  5. Step 5: Solve for x
    x = 25,844,812.16/7,293.64
  6. Step 6: Final answer
    x = 3,543.47

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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.