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Finding the Third Proportional to 242,575 and 368,759

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Solution

The third proportional to 242,575 and 368,759 is: 560,582.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,575 : 368,759 = 368,759 : x
  2. Step 2: Convert to fraction form
    242,575/368,759 = 368,759/x
  3. Step 3: Cross multiply
    242,575x = 368,759 × 368,759
  4. Step 4: Simplify right side
    242,575x = 135,983,200,081
  5. Step 5: Solve for x
    x = 135,983,200,081/242,575
  6. Step 6: Final answer
    x = 560,582.09

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.