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Finding the Third Proportional to 255,012,939 and 540,671,346

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Solution

The third proportional to 255,012,939 and 540,671,346 is: 1,146,316,361.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,012,939 : 540,671,346 = 540,671,346 : x
  2. Step 2: Convert to fraction form
    255,012,939/540,671,346 = 540,671,346/x
  3. Step 3: Cross multiply
    255,012,939x = 540,671,346 × 540,671,346
  4. Step 4: Simplify right side
    255,012,939x = 292,325,504,385,451,712
  5. Step 5: Solve for x
    x = 292,325,504,385,451,712/255,012,939
  6. Step 6: Final answer
    x = 1,146,316,361.56

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.