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Finding the Third Proportional to 235,160 and 516,976

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Solution

The third proportional to 235,160 and 516,976 is: 1,136,520.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,160 : 516,976 = 516,976 : x
  2. Step 2: Convert to fraction form
    235,160/516,976 = 516,976/x
  3. Step 3: Cross multiply
    235,160x = 516,976 × 516,976
  4. Step 4: Simplify right side
    235,160x = 267,264,184,576
  5. Step 5: Solve for x
    x = 267,264,184,576/235,160
  6. Step 6: Final answer
    x = 1,136,520.60

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.