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Finding the Third Proportional to 358,763 and 754,702

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Solution

The third proportional to 358,763 and 754,702 is: 1,587,608.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,763 : 754,702 = 754,702 : x
  2. Step 2: Convert to fraction form
    358,763/754,702 = 754,702/x
  3. Step 3: Cross multiply
    358,763x = 754,702 × 754,702
  4. Step 4: Simplify right side
    358,763x = 569,575,108,804
  5. Step 5: Solve for x
    x = 569,575,108,804/358,763
  6. Step 6: Final answer
    x = 1,587,608.28

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.