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Finding the Third Proportional to 173,603.25 and 368,536.50

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Solution

The third proportional to 173,603.25 and 368,536.50 is: 782,353.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,603.25 : 368,536.50 = 368,536.50 : x
  2. Step 2: Convert to fraction form
    173,603.25/368,536.50 = 368,536.50/x
  3. Step 3: Cross multiply
    173,603.25x = 368,536.50 × 368,536.50
  4. Step 4: Simplify right side
    173,603.25x = 135,819,151,832.25
  5. Step 5: Solve for x
    x = 135,819,151,832.25/173,603.25
  6. Step 6: Final answer
    x = 782,353.74

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.