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Finding the Third Proportional to 73,218.94 and 157,646.25

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Solution

The third proportional to 73,218.94 and 157,646.25 is: 339,425.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,218.94 : 157,646.25 = 157,646.25 : x
  2. Step 2: Convert to fraction form
    73,218.94/157,646.25 = 157,646.25/x
  3. Step 3: Cross multiply
    73,218.94x = 157,646.25 × 157,646.25
  4. Step 4: Simplify right side
    73,218.94x = 24,852,340,139.06
  5. Step 5: Solve for x
    x = 24,852,340,139.06/73,218.94
  6. Step 6: Final answer
    x = 339,425.03

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.