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Finding the Third Proportional to 231,693 and 507,666.75

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Solution

The third proportional to 231,693 and 507,666.75 is: 1,112,357.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,693 : 507,666.75 = 507,666.75 : x
  2. Step 2: Convert to fraction form
    231,693/507,666.75 = 507,666.75/x
  3. Step 3: Cross multiply
    231,693x = 507,666.75 × 507,666.75
  4. Step 4: Simplify right side
    231,693x = 257,725,529,055.56
  5. Step 5: Solve for x
    x = 257,725,529,055.56/231,693
  6. Step 6: Final answer
    x = 1,112,357.86

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.