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Finding the Fourth Proportional to 6,347.37, 8,750.99 and 5,208.87

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Solution

The fourth proportional to 6,347.37, 8,750.99 and 5,208.87 is: 7,181.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347.37 : 8,750.99 = 5,208.87 : x
  2. Step 2: Convert to fraction form
    6,347.37/8,750.99 = 5,208.87/x
  3. Step 3: Cross multiply
    6,347.37x = 8,750.99 × 5,208.87
  4. Step 4: Simplify right side
    6,347.37x = 45,582,743.24
  5. Step 5: Solve for x
    x = 45,582,743.24/6,347.37
  6. Step 6: Final answer
    x = 7,181.36

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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.