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Finding the Third Proportional to 349,653 and 525,451.50

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Solution

The third proportional to 349,653 and 525,451.50 is: 789,637.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,653 : 525,451.50 = 525,451.50 : x
  2. Step 2: Convert to fraction form
    349,653/525,451.50 = 525,451.50/x
  3. Step 3: Cross multiply
    349,653x = 525,451.50 × 525,451.50
  4. Step 4: Simplify right side
    349,653x = 276,099,278,852.25
  5. Step 5: Solve for x
    x = 276,099,278,852.25/349,653
  6. Step 6: Final answer
    x = 789,637.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.