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Finding the Third Proportional to 554,672 and 1,217,544

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Solution

The third proportional to 554,672 and 1,217,544 is: 2,672,594.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,672 : 1,217,544 = 1,217,544 : x
  2. Step 2: Convert to fraction form
    554,672/1,217,544 = 1,217,544/x
  3. Step 3: Cross multiply
    554,672x = 1,217,544 × 1,217,544
  4. Step 4: Simplify right side
    554,672x = 1,482,413,391,936
  5. Step 5: Solve for x
    x = 1,482,413,391,936/554,672
  6. Step 6: Final answer
    x = 2,672,594.60

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.