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Finding the Third Proportional to 179,497,629 and 393,045,882

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Solution

The third proportional to 179,497,629 and 393,045,882 is: 860,652,400.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,497,629 : 393,045,882 = 393,045,882 : x
  2. Step 2: Convert to fraction form
    179,497,629/393,045,882 = 393,045,882/x
  3. Step 3: Cross multiply
    179,497,629x = 393,045,882 × 393,045,882
  4. Step 4: Simplify right side
    179,497,629x = 154,485,065,357,157,920
  5. Step 5: Solve for x
    x = 154,485,065,357,157,920/179,497,629
  6. Step 6: Final answer
    x = 860,652,400.91

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.