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Finding the Third Proportional to 517,750,690.50 and 1,112,343,813

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Solution

The third proportional to 517,750,690.50 and 1,112,343,813 is: 2,389,777,128.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,750,690.50 : 1,112,343,813 = 1,112,343,813 : x
  2. Step 2: Convert to fraction form
    517,750,690.50/1,112,343,813 = 1,112,343,813/x
  3. Step 3: Cross multiply
    517,750,690.50x = 1,112,343,813 × 1,112,343,813
  4. Step 4: Simplify right side
    517,750,690.50x = 1,237,308,758,319,378,944
  5. Step 5: Solve for x
    x = 1,237,308,758,319,378,944/517,750,690.50
  6. Step 6: Final answer
    x = 2,389,777,128.30

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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.