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Finding the Third Proportional to 337,142 and 474,248

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Solution

The third proportional to 337,142 and 474,248 is: 667,111.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,142 : 474,248 = 474,248 : x
  2. Step 2: Convert to fraction form
    337,142/474,248 = 474,248/x
  3. Step 3: Cross multiply
    337,142x = 474,248 × 474,248
  4. Step 4: Simplify right side
    337,142x = 224,911,165,504
  5. Step 5: Solve for x
    x = 224,911,165,504/337,142
  6. Step 6: Final answer
    x = 667,111.09

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.