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Finding the Third Proportional to 438,295.50 and 943,173

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Solution

The third proportional to 438,295.50 and 943,173 is: 2,029,624.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,295.50 : 943,173 = 943,173 : x
  2. Step 2: Convert to fraction form
    438,295.50/943,173 = 943,173/x
  3. Step 3: Cross multiply
    438,295.50x = 943,173 × 943,173
  4. Step 4: Simplify right side
    438,295.50x = 889,575,307,929
  5. Step 5: Solve for x
    x = 889,575,307,929/438,295.50
  6. Step 6: Final answer
    x = 2,029,624.55

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.