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Finding the Third Proportional to 74,398.50 and 160,558.03

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Solution

The third proportional to 74,398.50 and 160,558.03 is: 346,497.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,398.50 : 160,558.03 = 160,558.03 : x
  2. Step 2: Convert to fraction form
    74,398.50/160,558.03 = 160,558.03/x
  3. Step 3: Cross multiply
    74,398.50x = 160,558.03 × 160,558.03
  4. Step 4: Simplify right side
    74,398.50x = 25,778,881,398.88
  5. Step 5: Solve for x
    x = 25,778,881,398.88/74,398.50
  6. Step 6: Final answer
    x = 346,497.33

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.