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Finding the Third Proportional to 305,418 and 466,024.50

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Solution

The third proportional to 305,418 and 466,024.50 is: 711,087.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,418 : 466,024.50 = 466,024.50 : x
  2. Step 2: Convert to fraction form
    305,418/466,024.50 = 466,024.50/x
  3. Step 3: Cross multiply
    305,418x = 466,024.50 × 466,024.50
  4. Step 4: Simplify right side
    305,418x = 217,178,834,600.25
  5. Step 5: Solve for x
    x = 217,178,834,600.25/305,418
  6. Step 6: Final answer
    x = 711,087.21

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.