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Finding the Third Proportional to 84,975.75 and 185,117.63

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Solution

The third proportional to 84,975.75 and 185,117.63 is: 403,274.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,975.75 : 185,117.63 = 185,117.63 : x
  2. Step 2: Convert to fraction form
    84,975.75/185,117.63 = 185,117.63/x
  3. Step 3: Cross multiply
    84,975.75x = 185,117.63 × 185,117.63
  4. Step 4: Simplify right side
    84,975.75x = 34,268,535,085.64
  5. Step 5: Solve for x
    x = 34,268,535,085.64/84,975.75
  6. Step 6: Final answer
    x = 403,274.29

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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.