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Finding the Third Proportional to 262,520.75 and 572,555.50

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Solution

The third proportional to 262,520.75 and 572,555.50 is: 1,248,738.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,520.75 : 572,555.50 = 572,555.50 : x
  2. Step 2: Convert to fraction form
    262,520.75/572,555.50 = 572,555.50/x
  3. Step 3: Cross multiply
    262,520.75x = 572,555.50 × 572,555.50
  4. Step 4: Simplify right side
    262,520.75x = 327,819,800,580.25
  5. Step 5: Solve for x
    x = 327,819,800,580.25/262,520.75
  6. Step 6: Final answer
    x = 1,248,738.63

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.