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Finding the Third Proportional to 109,028,580 and 240,179,880

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Solution

The third proportional to 109,028,580 and 240,179,880 is: 529,094,066.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,028,580 : 240,179,880 = 240,179,880 : x
  2. Step 2: Convert to fraction form
    109,028,580/240,179,880 = 240,179,880/x
  3. Step 3: Cross multiply
    109,028,580x = 240,179,880 × 240,179,880
  4. Step 4: Simplify right side
    109,028,580x = 57,686,374,756,814,400
  5. Step 5: Solve for x
    x = 57,686,374,756,814,400/109,028,580
  6. Step 6: Final answer
    x = 529,094,066.50

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.