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Finding the Fourth Proportional to 348.35, 522.54 and 202.01

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Solution

The fourth proportional to 348.35, 522.54 and 202.01 is: 303.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.35 : 522.54 = 202.01 : x
  2. Step 2: Convert to fraction form
    348.35/522.54 = 202.01/x
  3. Step 3: Cross multiply
    348.35x = 522.54 × 202.01
  4. Step 4: Simplify right side
    348.35x = 105,555.69
  5. Step 5: Solve for x
    x = 105,555.69/348.35
  6. Step 6: Final answer
    x = 303.02

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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.