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Finding the Fourth Proportional to 5,552.61, 7,662.70 and 3,034.82

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Solution

The fourth proportional to 5,552.61, 7,662.70 and 3,034.82 is: 4,188.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552.61 : 7,662.70 = 3,034.82 : x
  2. Step 2: Convert to fraction form
    5,552.61/7,662.70 = 3,034.82/x
  3. Step 3: Cross multiply
    5,552.61x = 7,662.70 × 3,034.82
  4. Step 4: Simplify right side
    5,552.61x = 23,254,915.21
  5. Step 5: Solve for x
    x = 23,254,915.21/5,552.61
  6. Step 6: Final answer
    x = 4,188.11

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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.