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Finding the Third Proportional to 121,938 and 293,733

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Solution

The third proportional to 121,938 and 293,733 is: 707,565.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,938 : 293,733 = 293,733 : x
  2. Step 2: Convert to fraction form
    121,938/293,733 = 293,733/x
  3. Step 3: Cross multiply
    121,938x = 293,733 × 293,733
  4. Step 4: Simplify right side
    121,938x = 86,279,075,289
  5. Step 5: Solve for x
    x = 86,279,075,289/121,938
  6. Step 6: Final answer
    x = 707,565.12

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.