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Finding the Third Proportional to 351,196.50 and 758,553

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Solution

The third proportional to 351,196.50 and 758,553 is: 1,638,406.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,196.50 : 758,553 = 758,553 : x
  2. Step 2: Convert to fraction form
    351,196.50/758,553 = 758,553/x
  3. Step 3: Cross multiply
    351,196.50x = 758,553 × 758,553
  4. Step 4: Simplify right side
    351,196.50x = 575,402,653,809
  5. Step 5: Solve for x
    x = 575,402,653,809/351,196.50
  6. Step 6: Final answer
    x = 1,638,406.57

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.