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Finding the Third Proportional to 354,783,908 and 530,729,206

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Solution

The third proportional to 354,783,908 and 530,729,206 is: 793,929,723.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,783,908 : 530,729,206 = 530,729,206 : x
  2. Step 2: Convert to fraction form
    354,783,908/530,729,206 = 530,729,206/x
  3. Step 3: Cross multiply
    354,783,908x = 530,729,206 × 530,729,206
  4. Step 4: Simplify right side
    354,783,908x = 281,673,490,101,390,432
  5. Step 5: Solve for x
    x = 281,673,490,101,390,432/354,783,908
  6. Step 6: Final answer
    x = 793,929,723.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.