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Finding the Third Proportional to 172,518,360 and 371,343,036

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Solution

The third proportional to 172,518,360 and 371,343,036 is: 799,310,000.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,518,360 : 371,343,036 = 371,343,036 : x
  2. Step 2: Convert to fraction form
    172,518,360/371,343,036 = 371,343,036/x
  3. Step 3: Cross multiply
    172,518,360x = 371,343,036 × 371,343,036
  4. Step 4: Simplify right side
    172,518,360x = 137,895,650,385,697,296
  5. Step 5: Solve for x
    x = 137,895,650,385,697,296/172,518,360
  6. Step 6: Final answer
    x = 799,310,000.31

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.