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Finding the Third Proportional to 254,672 and 344,640

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Solution

The third proportional to 254,672 and 344,640 is: 466,391.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,672 : 344,640 = 344,640 : x
  2. Step 2: Convert to fraction form
    254,672/344,640 = 344,640/x
  3. Step 3: Cross multiply
    254,672x = 344,640 × 344,640
  4. Step 4: Simplify right side
    254,672x = 118,776,729,600
  5. Step 5: Solve for x
    x = 118,776,729,600/254,672
  6. Step 6: Final answer
    x = 466,391.00

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.