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Finding the Third Proportional to 264,426.75 and 542,931.75

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Solution

The third proportional to 264,426.75 and 542,931.75 is: 1,114,769.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,426.75 : 542,931.75 = 542,931.75 : x
  2. Step 2: Convert to fraction form
    264,426.75/542,931.75 = 542,931.75/x
  3. Step 3: Cross multiply
    264,426.75x = 542,931.75 × 542,931.75
  4. Step 4: Simplify right side
    264,426.75x = 294,774,885,158.06
  5. Step 5: Solve for x
    x = 294,774,885,158.06/264,426.75
  6. Step 6: Final answer
    x = 1,114,769.54

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.