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Finding the Fourth Proportional to 5,362.54, 7,400.46 and 3,004.63

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Solution

The fourth proportional to 5,362.54, 7,400.46 and 3,004.63 is: 4,146.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,362.54 : 7,400.46 = 3,004.63 : x
  2. Step 2: Convert to fraction form
    5,362.54/7,400.46 = 3,004.63/x
  3. Step 3: Cross multiply
    5,362.54x = 7,400.46 × 3,004.63
  4. Step 4: Simplify right side
    5,362.54x = 22,235,636.90
  5. Step 5: Solve for x
    x = 22,235,636.90/5,362.54
  6. Step 6: Final answer
    x = 4,146.48

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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.