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Finding the Third Proportional to 55,849.50 and 121,549.50

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Solution

The third proportional to 55,849.50 and 121,549.50 is: 264,537.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,849.50 : 121,549.50 = 121,549.50 : x
  2. Step 2: Convert to fraction form
    55,849.50/121,549.50 = 121,549.50/x
  3. Step 3: Cross multiply
    55,849.50x = 121,549.50 × 121,549.50
  4. Step 4: Simplify right side
    55,849.50x = 14,774,280,950.25
  5. Step 5: Solve for x
    x = 14,774,280,950.25/55,849.50
  6. Step 6: Final answer
    x = 264,537.39

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.