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Finding the Third Proportional to 30,057,629.34 and 65,649,254.63

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Solution

The third proportional to 30,057,629.34 and 65,649,254.63 is: 143,385,380.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,057,629.34 : 65,649,254.63 = 65,649,254.63 : x
  2. Step 2: Convert to fraction form
    30,057,629.34/65,649,254.63 = 65,649,254.63/x
  3. Step 3: Cross multiply
    30,057,629.34x = 65,649,254.63 × 65,649,254.63
  4. Step 4: Simplify right side
    30,057,629.34x = 4,309,824,632,818,084
  5. Step 5: Solve for x
    x = 4,309,824,632,818,084/30,057,629.34
  6. Step 6: Final answer
    x = 143,385,380.91

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.