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Finding the Fourth Proportional to 368.46, 549.89 and 337.47

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Solution

The fourth proportional to 368.46, 549.89 and 337.47 is: 503.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.46 : 549.89 = 337.47 : x
  2. Step 2: Convert to fraction form
    368.46/549.89 = 337.47/x
  3. Step 3: Cross multiply
    368.46x = 549.89 × 337.47
  4. Step 4: Simplify right side
    368.46x = 185,571.38
  5. Step 5: Solve for x
    x = 185,571.38/368.46
  6. Step 6: Final answer
    x = 503.64

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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.