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Finding the Third Proportional to 176,994 and 265,440

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Solution

The third proportional to 176,994 and 265,440 is: 398,083.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,994 : 265,440 = 265,440 : x
  2. Step 2: Convert to fraction form
    176,994/265,440 = 265,440/x
  3. Step 3: Cross multiply
    176,994x = 265,440 × 265,440
  4. Step 4: Simplify right side
    176,994x = 70,458,393,600
  5. Step 5: Solve for x
    x = 70,458,393,600/176,994
  6. Step 6: Final answer
    x = 398,083.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.