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Finding the Third Proportional to 74,448 and 162,017

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Solution

The third proportional to 74,448 and 162,017 is: 352,588.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,448 : 162,017 = 162,017 : x
  2. Step 2: Convert to fraction form
    74,448/162,017 = 162,017/x
  3. Step 3: Cross multiply
    74,448x = 162,017 × 162,017
  4. Step 4: Simplify right side
    74,448x = 26,249,508,289
  5. Step 5: Solve for x
    x = 26,249,508,289/74,448
  6. Step 6: Final answer
    x = 352,588.50

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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.