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Finding the Third Proportional to 454,135.50 and 703,179

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Solution

The third proportional to 454,135.50 and 703,179 is: 1,088,795.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,135.50 : 703,179 = 703,179 : x
  2. Step 2: Convert to fraction form
    454,135.50/703,179 = 703,179/x
  3. Step 3: Cross multiply
    454,135.50x = 703,179 × 703,179
  4. Step 4: Simplify right side
    454,135.50x = 494,460,706,041
  5. Step 5: Solve for x
    x = 494,460,706,041/454,135.50
  6. Step 6: Final answer
    x = 1,088,795.54

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.