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Finding the Third Proportional to 240,214.50 and 522,711

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Solution

The third proportional to 240,214.50 and 522,711 is: 1,137,428.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,214.50 : 522,711 = 522,711 : x
  2. Step 2: Convert to fraction form
    240,214.50/522,711 = 522,711/x
  3. Step 3: Cross multiply
    240,214.50x = 522,711 × 522,711
  4. Step 4: Simplify right side
    240,214.50x = 273,226,789,521
  5. Step 5: Solve for x
    x = 273,226,789,521/240,214.50
  6. Step 6: Final answer
    x = 1,137,428.38

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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.