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Finding the Third Proportional to 254,628 and 537,138

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Solution

The third proportional to 254,628 and 537,138 is: 1,133,093.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,628 : 537,138 = 537,138 : x
  2. Step 2: Convert to fraction form
    254,628/537,138 = 537,138/x
  3. Step 3: Cross multiply
    254,628x = 537,138 × 537,138
  4. Step 4: Simplify right side
    254,628x = 288,517,231,044
  5. Step 5: Solve for x
    x = 288,517,231,044/254,628
  6. Step 6: Final answer
    x = 1,133,093.10

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.