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Finding the Fourth Proportional to 9,775.00, 14,650.72 and 4,502.79

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Solution

The fourth proportional to 9,775.00, 14,650.72 and 4,502.79 is: 6,748.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,775.00 : 14,650.72 = 4,502.79 : x
  2. Step 2: Convert to fraction form
    9,775.00/14,650.72 = 4,502.79/x
  3. Step 3: Cross multiply
    9,775.00x = 14,650.72 × 4,502.79
  4. Step 4: Simplify right side
    9,775.00x = 65,969,129.58
  5. Step 5: Solve for x
    x = 65,969,129.58/9,775.00
  6. Step 6: Final answer
    x = 6,748.76

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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.