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Finding the Fourth Proportional to 3,081.51, 4,253.24 and 1,756.00

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Solution

The fourth proportional to 3,081.51, 4,253.24 and 1,756.00 is: 2,423.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.51 : 4,253.24 = 1,756.00 : x
  2. Step 2: Convert to fraction form
    3,081.51/4,253.24 = 1,756.00/x
  3. Step 3: Cross multiply
    3,081.51x = 4,253.24 × 1,756.00
  4. Step 4: Simplify right side
    3,081.51x = 7,468,663.78
  5. Step 5: Solve for x
    x = 7,468,663.78/3,081.51
  6. Step 6: Final answer
    x = 2,423.70

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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.