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Finding the Third Proportional to 38,575,929 and 82,520,820

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Solution

The third proportional to 38,575,929 and 82,520,820 is: 176,526,811.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,575,929 : 82,520,820 = 82,520,820 : x
  2. Step 2: Convert to fraction form
    38,575,929/82,520,820 = 82,520,820/x
  3. Step 3: Cross multiply
    38,575,929x = 82,520,820 × 82,520,820
  4. Step 4: Simplify right side
    38,575,929x = 6,809,685,733,472,400
  5. Step 5: Solve for x
    x = 6,809,685,733,472,400/38,575,929
  6. Step 6: Final answer
    x = 176,526,811.15

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.