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Finding the Third Proportional to 350.50 and 549.88

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Solution

The third proportional to 350.50 and 549.88 is: 862.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.50 : 549.88 = 549.88 : x
  2. Step 2: Convert to fraction form
    350.50/549.88 = 549.88/x
  3. Step 3: Cross multiply
    350.50x = 549.88 × 549.88
  4. Step 4: Simplify right side
    350.50x = 302,362.52
  5. Step 5: Solve for x
    x = 302,362.52/350.50
  6. Step 6: Final answer
    x = 862.66

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.