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Finding the Third Proportional to 121,925.25 and 179,607.38

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Solution

The third proportional to 121,925.25 and 179,607.38 is: 264,578.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,925.25 : 179,607.38 = 179,607.38 : x
  2. Step 2: Convert to fraction form
    121,925.25/179,607.38 = 179,607.38/x
  3. Step 3: Cross multiply
    121,925.25x = 179,607.38 × 179,607.38
  4. Step 4: Simplify right side
    121,925.25x = 32,258,809,154.39
  5. Step 5: Solve for x
    x = 32,258,809,154.39/121,925.25
  6. Step 6: Final answer
    x = 264,578.58

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.