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Finding the Third Proportional to 292,960,708 and 443,211,574

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Solution

The third proportional to 292,960,708 and 443,211,574 is: 670,521,656.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,960,708 : 443,211,574 = 443,211,574 : x
  2. Step 2: Convert to fraction form
    292,960,708/443,211,574 = 443,211,574/x
  3. Step 3: Cross multiply
    292,960,708x = 443,211,574 × 443,211,574
  4. Step 4: Simplify right side
    292,960,708x = 196,436,499,327,557,472
  5. Step 5: Solve for x
    x = 196,436,499,327,557,472/292,960,708
  6. Step 6: Final answer
    x = 670,521,656.88

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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.