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Finding the Third Proportional to 170,543.81 and 264,807.56

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Solution

The third proportional to 170,543.81 and 264,807.56 is: 411,173.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,543.81 : 264,807.56 = 264,807.56 : x
  2. Step 2: Convert to fraction form
    170,543.81/264,807.56 = 264,807.56/x
  3. Step 3: Cross multiply
    170,543.81x = 264,807.56 × 264,807.56
  4. Step 4: Simplify right side
    170,543.81x = 70,123,045,157.19
  5. Step 5: Solve for x
    x = 70,123,045,157.19/170,543.81
  6. Step 6: Final answer
    x = 411,173.20

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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.