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Finding the Third Proportional to 473,181 and 715,416

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Solution

The third proportional to 473,181 and 715,416 is: 1,081,658.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,181 : 715,416 = 715,416 : x
  2. Step 2: Convert to fraction form
    473,181/715,416 = 715,416/x
  3. Step 3: Cross multiply
    473,181x = 715,416 × 715,416
  4. Step 4: Simplify right side
    473,181x = 511,820,053,056
  5. Step 5: Solve for x
    x = 511,820,053,056/473,181
  6. Step 6: Final answer
    x = 1,081,658.08

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.