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Finding the Fourth Proportional to 5,000.54, 6,900.66 and 2,762.57

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Solution

The fourth proportional to 5,000.54, 6,900.66 and 2,762.57 is: 3,812.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.54 : 6,900.66 = 2,762.57 : x
  2. Step 2: Convert to fraction form
    5,000.54/6,900.66 = 2,762.57/x
  3. Step 3: Cross multiply
    5,000.54x = 6,900.66 × 2,762.57
  4. Step 4: Simplify right side
    5,000.54x = 19,063,573.55
  5. Step 5: Solve for x
    x = 19,063,573.55/5,000.54
  6. Step 6: Final answer
    x = 3,812.31

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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.