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Finding the Third Proportional to 55,272.25 and 118,430.50

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Solution

The third proportional to 55,272.25 and 118,430.50 is: 253,758.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,272.25 : 118,430.50 = 118,430.50 : x
  2. Step 2: Convert to fraction form
    55,272.25/118,430.50 = 118,430.50/x
  3. Step 3: Cross multiply
    55,272.25x = 118,430.50 × 118,430.50
  4. Step 4: Simplify right side
    55,272.25x = 14,025,783,330.25
  5. Step 5: Solve for x
    x = 14,025,783,330.25/55,272.25
  6. Step 6: Final answer
    x = 253,758.14

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.