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Finding the Third Proportional to 235,077.50 and 509,521

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Solution

The third proportional to 235,077.50 and 509,521 is: 1,104,366.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,077.50 : 509,521 = 509,521 : x
  2. Step 2: Convert to fraction form
    235,077.50/509,521 = 509,521/x
  3. Step 3: Cross multiply
    235,077.50x = 509,521 × 509,521
  4. Step 4: Simplify right side
    235,077.50x = 259,611,649,441
  5. Step 5: Solve for x
    x = 259,611,649,441/235,077.50
  6. Step 6: Final answer
    x = 1,104,366.22

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.