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Finding the Third Proportional to 176,645 and 382,909.50

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Solution

The third proportional to 176,645 and 382,909.50 is: 830,024.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,645 : 382,909.50 = 382,909.50 : x
  2. Step 2: Convert to fraction form
    176,645/382,909.50 = 382,909.50/x
  3. Step 3: Cross multiply
    176,645x = 382,909.50 × 382,909.50
  4. Step 4: Simplify right side
    176,645x = 146,619,685,190.25
  5. Step 5: Solve for x
    x = 146,619,685,190.25/176,645
  6. Step 6: Final answer
    x = 830,024.54

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.