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Finding the Third Proportional to 373,484 and 579,272

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Solution

The third proportional to 373,484 and 579,272 is: 898,448.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,484 : 579,272 = 579,272 : x
  2. Step 2: Convert to fraction form
    373,484/579,272 = 579,272/x
  3. Step 3: Cross multiply
    373,484x = 579,272 × 579,272
  4. Step 4: Simplify right side
    373,484x = 335,556,049,984
  5. Step 5: Solve for x
    x = 335,556,049,984/373,484
  6. Step 6: Final answer
    x = 898,448.26

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.