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Finding the Third Proportional to 195,513 and 302,254.50

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Solution

The third proportional to 195,513 and 302,254.50 is: 467,272.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,513 : 302,254.50 = 302,254.50 : x
  2. Step 2: Convert to fraction form
    195,513/302,254.50 = 302,254.50/x
  3. Step 3: Cross multiply
    195,513x = 302,254.50 × 302,254.50
  4. Step 4: Simplify right side
    195,513x = 91,357,782,770.25
  5. Step 5: Solve for x
    x = 91,357,782,770.25/195,513
  6. Step 6: Final answer
    x = 467,272.16

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.