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Finding the Fourth Proportional to 2,085.82, 2,877.02 and 1,300.24

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Solution

The fourth proportional to 2,085.82, 2,877.02 and 1,300.24 is: 1,793.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085.82 : 2,877.02 = 1,300.24 : x
  2. Step 2: Convert to fraction form
    2,085.82/2,877.02 = 1,300.24/x
  3. Step 3: Cross multiply
    2,085.82x = 2,877.02 × 1,300.24
  4. Step 4: Simplify right side
    2,085.82x = 3,740,816.48
  5. Step 5: Solve for x
    x = 3,740,816.48/2,085.82
  6. Step 6: Final answer
    x = 1,793.45

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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.