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Finding the Third Proportional to 461,301.75 and 649,330.50

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Solution

The third proportional to 461,301.75 and 649,330.50 is: 914,000.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,301.75 : 649,330.50 = 649,330.50 : x
  2. Step 2: Convert to fraction form
    461,301.75/649,330.50 = 649,330.50/x
  3. Step 3: Cross multiply
    461,301.75x = 649,330.50 × 649,330.50
  4. Step 4: Simplify right side
    461,301.75x = 421,630,098,230.25
  5. Step 5: Solve for x
    x = 421,630,098,230.25/461,301.75
  6. Step 6: Final answer
    x = 914,000.65

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.