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Finding the Third Proportional to 163,259 and 247,353

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Solution

The third proportional to 163,259 and 247,353 is: 374,763.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,259 : 247,353 = 247,353 : x
  2. Step 2: Convert to fraction form
    163,259/247,353 = 247,353/x
  3. Step 3: Cross multiply
    163,259x = 247,353 × 247,353
  4. Step 4: Simplify right side
    163,259x = 61,183,506,609
  5. Step 5: Solve for x
    x = 61,183,506,609/163,259
  6. Step 6: Final answer
    x = 374,763.45

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.