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Finding the Fourth Proportional to 6,345.59, 9,512.91 and 3,060.99

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Solution

The fourth proportional to 6,345.59, 9,512.91 and 3,060.99 is: 4,588.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345.59 : 9,512.91 = 3,060.99 : x
  2. Step 2: Convert to fraction form
    6,345.59/9,512.91 = 3,060.99/x
  3. Step 3: Cross multiply
    6,345.59x = 9,512.91 × 3,060.99
  4. Step 4: Simplify right side
    6,345.59x = 29,118,922.38
  5. Step 5: Solve for x
    x = 29,118,922.38/6,345.59
  6. Step 6: Final answer
    x = 4,588.84

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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.