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Finding the Fourth Proportional to 465.72, 698.25 and 246.07

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Solution

The fourth proportional to 465.72, 698.25 and 246.07 is: 368.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    465.72 : 698.25 = 246.07 : x
  2. Step 2: Convert to fraction form
    465.72/698.25 = 246.07/x
  3. Step 3: Cross multiply
    465.72x = 698.25 × 246.07
  4. Step 4: Simplify right side
    465.72x = 171,818.38
  5. Step 5: Solve for x
    x = 171,818.38/465.72
  6. Step 6: Final answer
    x = 368.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.