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Finding the Fourth Proportional to 368.04, 548.52 and 352.65

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Solution

The fourth proportional to 368.04, 548.52 and 352.65 is: 525.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.04 : 548.52 = 352.65 : x
  2. Step 2: Convert to fraction form
    368.04/548.52 = 352.65/x
  3. Step 3: Cross multiply
    368.04x = 548.52 × 352.65
  4. Step 4: Simplify right side
    368.04x = 193,435.58
  5. Step 5: Solve for x
    x = 193,435.58/368.04
  6. Step 6: Final answer
    x = 525.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.