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Finding the Third Proportional to 363,492 and 551,779

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Solution

The third proportional to 363,492 and 551,779 is: 837,597.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,492 : 551,779 = 551,779 : x
  2. Step 2: Convert to fraction form
    363,492/551,779 = 551,779/x
  3. Step 3: Cross multiply
    363,492x = 551,779 × 551,779
  4. Step 4: Simplify right side
    363,492x = 304,460,064,841
  5. Step 5: Solve for x
    x = 304,460,064,841/363,492
  6. Step 6: Final answer
    x = 837,597.70

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.