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Finding the Fourth Proportional to 795.97, 1,098.81 and 530.85

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Solution

The fourth proportional to 795.97, 1,098.81 and 530.85 is: 732.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    795.97 : 1,098.81 = 530.85 : x
  2. Step 2: Convert to fraction form
    795.97/1,098.81 = 530.85/x
  3. Step 3: Cross multiply
    795.97x = 1,098.81 × 530.85
  4. Step 4: Simplify right side
    795.97x = 583,300.63
  5. Step 5: Solve for x
    x = 583,300.63/795.97
  6. Step 6: Final answer
    x = 732.82

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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.