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Finding the Third Proportional to 28,081,080 and 43,143,475.50

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Solution

The third proportional to 28,081,080 and 43,143,475.50 is: 66,285,181.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,081,080 : 43,143,475.50 = 43,143,475.50 : x
  2. Step 2: Convert to fraction form
    28,081,080/43,143,475.50 = 43,143,475.50/x
  3. Step 3: Cross multiply
    28,081,080x = 43,143,475.50 × 43,143,475.50
  4. Step 4: Simplify right side
    28,081,080x = 1,861,359,478,219,100.25
  5. Step 5: Solve for x
    x = 1,861,359,478,219,100.25/28,081,080
  6. Step 6: Final answer
    x = 66,285,181.28

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.