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Finding the Third Proportional to 44,460 and 70,290

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Solution

The third proportional to 44,460 and 70,290 is: 111,126.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,460 : 70,290 = 70,290 : x
  2. Step 2: Convert to fraction form
    44,460/70,290 = 70,290/x
  3. Step 3: Cross multiply
    44,460x = 70,290 × 70,290
  4. Step 4: Simplify right side
    44,460x = 4,940,684,100
  5. Step 5: Solve for x
    x = 4,940,684,100/44,460
  6. Step 6: Final answer
    x = 111,126.50

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.