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Finding the Fourth Proportional to 1,835.40, 2,750.98 and 795.04

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Solution

The fourth proportional to 1,835.40, 2,750.98 and 795.04 is: 1,191.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.40 : 2,750.98 = 795.04 : x
  2. Step 2: Convert to fraction form
    1,835.40/2,750.98 = 795.04/x
  3. Step 3: Cross multiply
    1,835.40x = 2,750.98 × 795.04
  4. Step 4: Simplify right side
    1,835.40x = 2,187,139.14
  5. Step 5: Solve for x
    x = 2,187,139.14/1,835.40
  6. Step 6: Final answer
    x = 1,191.64

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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.