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Finding the Fourth Proportional to 6,509.48, 9,751.15 and 2,994.58

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Solution

The fourth proportional to 6,509.48, 9,751.15 and 2,994.58 is: 4,485.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,509.48 : 9,751.15 = 2,994.58 : x
  2. Step 2: Convert to fraction form
    6,509.48/9,751.15 = 2,994.58/x
  3. Step 3: Cross multiply
    6,509.48x = 9,751.15 × 2,994.58
  4. Step 4: Simplify right side
    6,509.48x = 29,200,598.77
  5. Step 5: Solve for x
    x = 29,200,598.77/6,509.48
  6. Step 6: Final answer
    x = 4,485.86

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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.