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Finding the Fourth Proportional to 360.95, 544.70 and 348.73

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Solution

The fourth proportional to 360.95, 544.70 and 348.73 is: 526.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    360.95 : 544.70 = 348.73 : x
  2. Step 2: Convert to fraction form
    360.95/544.70 = 348.73/x
  3. Step 3: Cross multiply
    360.95x = 544.70 × 348.73
  4. Step 4: Simplify right side
    360.95x = 189,952.74
  5. Step 5: Solve for x
    x = 189,952.74/360.95
  6. Step 6: Final answer
    x = 526.27

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.