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Finding the Third Proportional to 288,160 and 462,995

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Solution

The third proportional to 288,160 and 462,995 is: 743,907.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,160 : 462,995 = 462,995 : x
  2. Step 2: Convert to fraction form
    288,160/462,995 = 462,995/x
  3. Step 3: Cross multiply
    288,160x = 462,995 × 462,995
  4. Step 4: Simplify right side
    288,160x = 214,364,370,025
  5. Step 5: Solve for x
    x = 214,364,370,025/288,160
  6. Step 6: Final answer
    x = 743,907.45

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.