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Finding the Third Proportional to 366,394 and 807,330.25

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Solution

The third proportional to 366,394 and 807,330.25 is: 1,778,910.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,394 : 807,330.25 = 807,330.25 : x
  2. Step 2: Convert to fraction form
    366,394/807,330.25 = 807,330.25/x
  3. Step 3: Cross multiply
    366,394x = 807,330.25 × 807,330.25
  4. Step 4: Simplify right side
    366,394x = 651,782,132,565.06
  5. Step 5: Solve for x
    x = 651,782,132,565.06/366,394
  6. Step 6: Final answer
    x = 1,778,910.50

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.