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Finding the Third Proportional to 303,350 and 652,490

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Solution

The third proportional to 303,350 and 652,490 is: 1,403,471.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,350 : 652,490 = 652,490 : x
  2. Step 2: Convert to fraction form
    303,350/652,490 = 652,490/x
  3. Step 3: Cross multiply
    303,350x = 652,490 × 652,490
  4. Step 4: Simplify right side
    303,350x = 425,743,200,100
  5. Step 5: Solve for x
    x = 425,743,200,100/303,350
  6. Step 6: Final answer
    x = 1,403,471.90

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.