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Finding the Fourth Proportional to 1,736.54, 2,602.23 and 1,571.91

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Solution

The fourth proportional to 1,736.54, 2,602.23 and 1,571.91 is: 2,355.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736.54 : 2,602.23 = 1,571.91 : x
  2. Step 2: Convert to fraction form
    1,736.54/2,602.23 = 1,571.91/x
  3. Step 3: Cross multiply
    1,736.54x = 2,602.23 × 1,571.91
  4. Step 4: Simplify right side
    1,736.54x = 4,090,455.71
  5. Step 5: Solve for x
    x = 4,090,455.71/1,736.54
  6. Step 6: Final answer
    x = 2,355.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.