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Finding the Fourth Proportional to 1,105.02, 1,655.37 and 795.42

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Solution

The fourth proportional to 1,105.02, 1,655.37 and 795.42 is: 1,191.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105.02 : 1,655.37 = 795.42 : x
  2. Step 2: Convert to fraction form
    1,105.02/1,655.37 = 795.42/x
  3. Step 3: Cross multiply
    1,105.02x = 1,655.37 × 795.42
  4. Step 4: Simplify right side
    1,105.02x = 1,316,714.41
  5. Step 5: Solve for x
    x = 1,316,714.41/1,105.02
  6. Step 6: Final answer
    x = 1,191.58

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