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Finding the Third Proportional to 233,128.13 and 342,042.75

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Solution

The third proportional to 233,128.13 and 342,042.75 is: 501,840.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,128.13 : 342,042.75 = 342,042.75 : x
  2. Step 2: Convert to fraction form
    233,128.13/342,042.75 = 342,042.75/x
  3. Step 3: Cross multiply
    233,128.13x = 342,042.75 × 342,042.75
  4. Step 4: Simplify right side
    233,128.13x = 116,993,242,827.56
  5. Step 5: Solve for x
    x = 116,993,242,827.56/233,128.13
  6. Step 6: Final answer
    x = 501,840.96

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.