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Finding the Fourth Proportional to 9,287.58, 12,802.69 and 5,695.89

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Solution

The fourth proportional to 9,287.58, 12,802.69 and 5,695.89 is: 7,851.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287.58 : 12,802.69 = 5,695.89 : x
  2. Step 2: Convert to fraction form
    9,287.58/12,802.69 = 5,695.89/x
  3. Step 3: Cross multiply
    9,287.58x = 12,802.69 × 5,695.89
  4. Step 4: Simplify right side
    9,287.58x = 72,922,641.01
  5. Step 5: Solve for x
    x = 72,922,641.01/9,287.58
  6. Step 6: Final answer
    x = 7,851.63

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.