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Finding the Third Proportional to 73,164 and 157,240

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Solution

The third proportional to 73,164 and 157,240 is: 337,931.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,164 : 157,240 = 157,240 : x
  2. Step 2: Convert to fraction form
    73,164/157,240 = 157,240/x
  3. Step 3: Cross multiply
    73,164x = 157,240 × 157,240
  4. Step 4: Simplify right side
    73,164x = 24,724,417,600
  5. Step 5: Solve for x
    x = 24,724,417,600/73,164
  6. Step 6: Final answer
    x = 337,931.46

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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.