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Finding the Fourth Proportional to 6,800.63, 9,380.07 and 6,572.00

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Solution

The fourth proportional to 6,800.63, 9,380.07 and 6,572.00 is: 9,064.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,800.63 : 9,380.07 = 6,572.00 : x
  2. Step 2: Convert to fraction form
    6,800.63/9,380.07 = 6,572.00/x
  3. Step 3: Cross multiply
    6,800.63x = 9,380.07 × 6,572.00
  4. Step 4: Simplify right side
    6,800.63x = 61,645,843.49
  5. Step 5: Solve for x
    x = 61,645,843.49/6,800.63
  6. Step 6: Final answer
    x = 9,064.73

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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.