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Finding the Fourth Proportional to 1,797.84, 2,711.95 and 1,703.31

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Solution

The fourth proportional to 1,797.84, 2,711.95 and 1,703.31 is: 2,569.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797.84 : 2,711.95 = 1,703.31 : x
  2. Step 2: Convert to fraction form
    1,797.84/2,711.95 = 1,703.31/x
  3. Step 3: Cross multiply
    1,797.84x = 2,711.95 × 1,703.31
  4. Step 4: Simplify right side
    1,797.84x = 4,619,295.81
  5. Step 5: Solve for x
    x = 4,619,295.81/1,797.84
  6. Step 6: Final answer
    x = 2,569.36

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.