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Finding the Fourth Proportional to 347.93, 522.58 and 335.63

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Solution

The fourth proportional to 347.93, 522.58 and 335.63 is: 504.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    347.93 : 522.58 = 335.63 : x
  2. Step 2: Convert to fraction form
    347.93/522.58 = 335.63/x
  3. Step 3: Cross multiply
    347.93x = 522.58 × 335.63
  4. Step 4: Simplify right side
    347.93x = 175,390.07
  5. Step 5: Solve for x
    x = 175,390.07/347.93
  6. Step 6: Final answer
    x = 504.10

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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.