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Finding the Third Proportional to 455,274 and 655,791

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Solution

The third proportional to 455,274 and 655,791 is: 944,622.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,274 : 655,791 = 655,791 : x
  2. Step 2: Convert to fraction form
    455,274/655,791 = 655,791/x
  3. Step 3: Cross multiply
    455,274x = 655,791 × 655,791
  4. Step 4: Simplify right side
    455,274x = 430,061,835,681
  5. Step 5: Solve for x
    x = 430,061,835,681/455,274
  6. Step 6: Final answer
    x = 944,622.00

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.