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Finding the Third Proportional to 325,302 and 473,130

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Solution

The third proportional to 325,302 and 473,130 is: 688,135.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,302 : 473,130 = 473,130 : x
  2. Step 2: Convert to fraction form
    325,302/473,130 = 473,130/x
  3. Step 3: Cross multiply
    325,302x = 473,130 × 473,130
  4. Step 4: Simplify right side
    325,302x = 223,851,996,900
  5. Step 5: Solve for x
    x = 223,851,996,900/325,302
  6. Step 6: Final answer
    x = 688,135.94

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.