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Finding the Third Proportional to 364,632.75 and 551,979

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Solution

The third proportional to 364,632.75 and 551,979 is: 835,582.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,632.75 : 551,979 = 551,979 : x
  2. Step 2: Convert to fraction form
    364,632.75/551,979 = 551,979/x
  3. Step 3: Cross multiply
    364,632.75x = 551,979 × 551,979
  4. Step 4: Simplify right side
    364,632.75x = 304,680,816,441
  5. Step 5: Solve for x
    x = 304,680,816,441/364,632.75
  6. Step 6: Final answer
    x = 835,582.70

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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.