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Finding the Third Proportional to 1,891,543.50 and 2,654,211

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Solution

The third proportional to 1,891,543.50 and 2,654,211 is: 3,724,384.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,543.50 : 2,654,211 = 2,654,211 : x
  2. Step 2: Convert to fraction form
    1,891,543.50/2,654,211 = 2,654,211/x
  3. Step 3: Cross multiply
    1,891,543.50x = 2,654,211 × 2,654,211
  4. Step 4: Simplify right side
    1,891,543.50x = 7,044,836,032,521
  5. Step 5: Solve for x
    x = 7,044,836,032,521/1,891,543.50
  6. Step 6: Final answer
    x = 3,724,384.89

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.