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Finding the Third Proportional to 373,464 and 579,240

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Solution

The third proportional to 373,464 and 579,240 is: 898,397.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,464 : 579,240 = 579,240 : x
  2. Step 2: Convert to fraction form
    373,464/579,240 = 579,240/x
  3. Step 3: Cross multiply
    373,464x = 579,240 × 579,240
  4. Step 4: Simplify right side
    373,464x = 335,518,977,600
  5. Step 5: Solve for x
    x = 335,518,977,600/373,464
  6. Step 6: Final answer
    x = 898,397.11

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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.