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Finding the Third Proportional to 189,237.50 and 413,304.50

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Solution

The third proportional to 189,237.50 and 413,304.50 is: 902,678.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,237.50 : 413,304.50 = 413,304.50 : x
  2. Step 2: Convert to fraction form
    189,237.50/413,304.50 = 413,304.50/x
  3. Step 3: Cross multiply
    189,237.50x = 413,304.50 × 413,304.50
  4. Step 4: Simplify right side
    189,237.50x = 170,820,609,720.25
  5. Step 5: Solve for x
    x = 170,820,609,720.25/189,237.50
  6. Step 6: Final answer
    x = 902,678.43

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.