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Finding the Third Proportional to 240,331.50 and 511,726.50

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Solution

The third proportional to 240,331.50 and 511,726.50 is: 1,089,595.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,331.50 : 511,726.50 = 511,726.50 : x
  2. Step 2: Convert to fraction form
    240,331.50/511,726.50 = 511,726.50/x
  3. Step 3: Cross multiply
    240,331.50x = 511,726.50 × 511,726.50
  4. Step 4: Simplify right side
    240,331.50x = 261,864,010,802.25
  5. Step 5: Solve for x
    x = 261,864,010,802.25/240,331.50
  6. Step 6: Final answer
    x = 1,089,595.04

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.