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Finding the Third Proportional to 157,850 and 238,407

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Solution

The third proportional to 157,850 and 238,407 is: 360,075.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,850 : 238,407 = 238,407 : x
  2. Step 2: Convert to fraction form
    157,850/238,407 = 238,407/x
  3. Step 3: Cross multiply
    157,850x = 238,407 × 238,407
  4. Step 4: Simplify right side
    157,850x = 56,837,897,649
  5. Step 5: Solve for x
    x = 56,837,897,649/157,850
  6. Step 6: Final answer
    x = 360,075.37

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.