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Finding the Fourth Proportional to 4,780.87, 6,597.54 and 2,685.00

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Solution

The fourth proportional to 4,780.87, 6,597.54 and 2,685.00 is: 3,705.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.87 : 6,597.54 = 2,685.00 : x
  2. Step 2: Convert to fraction form
    4,780.87/6,597.54 = 2,685.00/x
  3. Step 3: Cross multiply
    4,780.87x = 6,597.54 × 2,685.00
  4. Step 4: Simplify right side
    4,780.87x = 17,714,368.62
  5. Step 5: Solve for x
    x = 17,714,368.62/4,780.87
  6. Step 6: Final answer
    x = 3,705.26

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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.