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Finding the Third Proportional to 71,017.03 and 155,396.53

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Solution

The third proportional to 71,017.03 and 155,396.53 is: 340,032.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,017.03 : 155,396.53 = 155,396.53 : x
  2. Step 2: Convert to fraction form
    71,017.03/155,396.53 = 155,396.53/x
  3. Step 3: Cross multiply
    71,017.03x = 155,396.53 × 155,396.53
  4. Step 4: Simplify right side
    71,017.03x = 24,148,081,924.53
  5. Step 5: Solve for x
    x = 24,148,081,924.53/71,017.03
  6. Step 6: Final answer
    x = 340,032.26

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.