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Finding the Third Proportional to 471,782 and 710,265

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Solution

The third proportional to 471,782 and 710,265 is: 1,069,299.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,782 : 710,265 = 710,265 : x
  2. Step 2: Convert to fraction form
    471,782/710,265 = 710,265/x
  3. Step 3: Cross multiply
    471,782x = 710,265 × 710,265
  4. Step 4: Simplify right side
    471,782x = 504,476,370,225
  5. Step 5: Solve for x
    x = 504,476,370,225/471,782
  6. Step 6: Final answer
    x = 1,069,299.74

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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.