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Finding the Third Proportional to 534,741 and 778,033.50

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Solution

The third proportional to 534,741 and 778,033.50 is: 1,132,017.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,741 : 778,033.50 = 778,033.50 : x
  2. Step 2: Convert to fraction form
    534,741/778,033.50 = 778,033.50/x
  3. Step 3: Cross multiply
    534,741x = 778,033.50 × 778,033.50
  4. Step 4: Simplify right side
    534,741x = 605,336,127,122.25
  5. Step 5: Solve for x
    x = 605,336,127,122.25/534,741
  6. Step 6: Final answer
    x = 1,132,017.42

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.