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Finding the Fourth Proportional to 1,355.44, 1,870.89 and 795.93

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Solution

The fourth proportional to 1,355.44, 1,870.89 and 795.93 is: 1,098.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355.44 : 1,870.89 = 795.93 : x
  2. Step 2: Convert to fraction form
    1,355.44/1,870.89 = 795.93/x
  3. Step 3: Cross multiply
    1,355.44x = 1,870.89 × 795.93
  4. Step 4: Simplify right side
    1,355.44x = 1,489,084.14
  5. Step 5: Solve for x
    x = 1,489,084.14/1,355.44
  6. Step 6: Final answer
    x = 1,098.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.