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Finding the Fourth Proportional to 1,300.82, 1,794.53 and 748.50

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Solution

The fourth proportional to 1,300.82, 1,794.53 and 748.50 is: 1,032.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300.82 : 1,794.53 = 748.50 : x
  2. Step 2: Convert to fraction form
    1,300.82/1,794.53 = 748.50/x
  3. Step 3: Cross multiply
    1,300.82x = 1,794.53 × 748.50
  4. Step 4: Simplify right side
    1,300.82x = 1,343,205.71
  5. Step 5: Solve for x
    x = 1,343,205.71/1,300.82
  6. Step 6: Final answer
    x = 1,032.58

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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.