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Finding the Third Proportional to 262,728.50 and 546,424.50

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Solution

The third proportional to 262,728.50 and 546,424.50 is: 1,136,457.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,728.50 : 546,424.50 = 546,424.50 : x
  2. Step 2: Convert to fraction form
    262,728.50/546,424.50 = 546,424.50/x
  3. Step 3: Cross multiply
    262,728.50x = 546,424.50 × 546,424.50
  4. Step 4: Simplify right side
    262,728.50x = 298,579,734,200.25
  5. Step 5: Solve for x
    x = 298,579,734,200.25/262,728.50
  6. Step 6: Final answer
    x = 1,136,457.35

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.