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Finding the Third Proportional to 345,492 and 750,000

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Solution

The third proportional to 345,492 and 750,000 is: 1,628,112.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,492 : 750,000 = 750,000 : x
  2. Step 2: Convert to fraction form
    345,492/750,000 = 750,000/x
  3. Step 3: Cross multiply
    345,492x = 750,000 × 750,000
  4. Step 4: Simplify right side
    345,492x = 562,500,000,000
  5. Step 5: Solve for x
    x = 562,500,000,000/345,492
  6. Step 6: Final answer
    x = 1,628,112.95

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.