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Finding the Fourth Proportional to 795.51, 1,192.23 and 552.51

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Solution

The fourth proportional to 795.51, 1,192.23 and 552.51 is: 828.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.51 : 1,192.23 = 552.51 : x
  2. Step 2: Convert to fraction form
    795.51/1,192.23 = 552.51/x
  3. Step 3: Cross multiply
    795.51x = 1,192.23 × 552.51
  4. Step 4: Simplify right side
    795.51x = 658,719.00
  5. Step 5: Solve for x
    x = 658,719.00/795.51
  6. Step 6: Final answer
    x = 828.05

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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.