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Finding the Third Proportional to 295,359.75 and 445,746.38

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Solution

The third proportional to 295,359.75 and 445,746.38 is: 672,704.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,359.75 : 445,746.38 = 445,746.38 : x
  2. Step 2: Convert to fraction form
    295,359.75/445,746.38 = 445,746.38/x
  3. Step 3: Cross multiply
    295,359.75x = 445,746.38 × 445,746.38
  4. Step 4: Simplify right side
    295,359.75x = 198,689,830,825.64
  5. Step 5: Solve for x
    x = 198,689,830,825.64/295,359.75
  6. Step 6: Final answer
    x = 672,704.49

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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.