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Finding the Fourth Proportional to 6,347.73, 8,755.38 and 5,462.01

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Solution

The fourth proportional to 6,347.73, 8,755.38 and 5,462.01 is: 7,533.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347.73 : 8,755.38 = 5,462.01 : x
  2. Step 2: Convert to fraction form
    6,347.73/8,755.38 = 5,462.01/x
  3. Step 3: Cross multiply
    6,347.73x = 8,755.38 × 5,462.01
  4. Step 4: Simplify right side
    6,347.73x = 47,821,973.11
  5. Step 5: Solve for x
    x = 47,821,973.11/6,347.73
  6. Step 6: Final answer
    x = 7,533.71

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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.