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Finding the Third Proportional to 3,549,853.50 and 7,771,377

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Solution

The third proportional to 3,549,853.50 and 7,771,377 is: 17,013,181.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,853.50 : 7,771,377 = 7,771,377 : x
  2. Step 2: Convert to fraction form
    3,549,853.50/7,771,377 = 7,771,377/x
  3. Step 3: Cross multiply
    3,549,853.50x = 7,771,377 × 7,771,377
  4. Step 4: Simplify right side
    3,549,853.50x = 60,394,300,476,129
  5. Step 5: Solve for x
    x = 60,394,300,476,129/3,549,853.50
  6. Step 6: Final answer
    x = 17,013,181.10

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.