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Finding the Fourth Proportional to 1,032.30, 1,548.18 and 382.68

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Solution

The fourth proportional to 1,032.30, 1,548.18 and 382.68 is: 573.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032.30 : 1,548.18 = 382.68 : x
  2. Step 2: Convert to fraction form
    1,032.30/1,548.18 = 382.68/x
  3. Step 3: Cross multiply
    1,032.30x = 1,548.18 × 382.68
  4. Step 4: Simplify right side
    1,032.30x = 592,457.52
  5. Step 5: Solve for x
    x = 592,457.52/1,032.30
  6. Step 6: Final answer
    x = 573.92

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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.