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Finding the Third Proportional to 157,648.50 and 345,956.63

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Solution

The third proportional to 157,648.50 and 345,956.63 is: 759,195.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,648.50 : 345,956.63 = 345,956.63 : x
  2. Step 2: Convert to fraction form
    157,648.50/345,956.63 = 345,956.63/x
  3. Step 3: Cross multiply
    157,648.50x = 345,956.63 × 345,956.63
  4. Step 4: Simplify right side
    157,648.50x = 119,685,986,381.39
  5. Step 5: Solve for x
    x = 119,685,986,381.39/157,648.50
  6. Step 6: Final answer
    x = 759,195.21

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.