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Finding the Third Proportional to 377,412 and 550,560

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Solution

The third proportional to 377,412 and 550,560 is: 803,144.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,412 : 550,560 = 550,560 : x
  2. Step 2: Convert to fraction form
    377,412/550,560 = 550,560/x
  3. Step 3: Cross multiply
    377,412x = 550,560 × 550,560
  4. Step 4: Simplify right side
    377,412x = 303,116,313,600
  5. Step 5: Solve for x
    x = 303,116,313,600/377,412
  6. Step 6: Final answer
    x = 803,144.35

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.