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Finding the Fourth Proportional to 8,661.23, 12,992.59 and 6,350.00

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Solution

The fourth proportional to 8,661.23, 12,992.59 and 6,350.00 is: 9,525.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,661.23 : 12,992.59 = 6,350.00 : x
  2. Step 2: Convert to fraction form
    8,661.23/12,992.59 = 6,350.00/x
  3. Step 3: Cross multiply
    8,661.23x = 12,992.59 × 6,350.00
  4. Step 4: Simplify right side
    8,661.23x = 82,502,853.76
  5. Step 5: Solve for x
    x = 82,502,853.76/8,661.23
  6. Step 6: Final answer
    x = 9,525.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.