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Finding the Third Proportional to 98,479.50 and 214,777.50

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Solution

The third proportional to 98,479.50 and 214,777.50 is: 468,416.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,479.50 : 214,777.50 = 214,777.50 : x
  2. Step 2: Convert to fraction form
    98,479.50/214,777.50 = 214,777.50/x
  3. Step 3: Cross multiply
    98,479.50x = 214,777.50 × 214,777.50
  4. Step 4: Simplify right side
    98,479.50x = 46,129,374,506.25
  5. Step 5: Solve for x
    x = 46,129,374,506.25/98,479.50
  6. Step 6: Final answer
    x = 468,416.01

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.