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Finding the Third Proportional to 114,490 and 175,143

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Solution

The third proportional to 114,490 and 175,143 is: 267,927.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,490 : 175,143 = 175,143 : x
  2. Step 2: Convert to fraction form
    114,490/175,143 = 175,143/x
  3. Step 3: Cross multiply
    114,490x = 175,143 × 175,143
  4. Step 4: Simplify right side
    114,490x = 30,675,070,449
  5. Step 5: Solve for x
    x = 30,675,070,449/114,490
  6. Step 6: Final answer
    x = 267,927.95

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.