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Finding the Third Proportional to 238,090.50 and 508,471.50

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Solution

The third proportional to 238,090.50 and 508,471.50 is: 1,085,903.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,090.50 : 508,471.50 = 508,471.50 : x
  2. Step 2: Convert to fraction form
    238,090.50/508,471.50 = 508,471.50/x
  3. Step 3: Cross multiply
    238,090.50x = 508,471.50 × 508,471.50
  4. Step 4: Simplify right side
    238,090.50x = 258,543,266,312.25
  5. Step 5: Solve for x
    x = 258,543,266,312.25/238,090.50
  6. Step 6: Final answer
    x = 1,085,903.33

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.