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Finding the Third Proportional to 250,455 and 366,691.50

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Solution

The third proportional to 250,455 and 366,691.50 is: 536,873.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,455 : 366,691.50 = 366,691.50 : x
  2. Step 2: Convert to fraction form
    250,455/366,691.50 = 366,691.50/x
  3. Step 3: Cross multiply
    250,455x = 366,691.50 × 366,691.50
  4. Step 4: Simplify right side
    250,455x = 134,462,656,172.25
  5. Step 5: Solve for x
    x = 134,462,656,172.25/250,455
  6. Step 6: Final answer
    x = 536,873.51

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.