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Finding the Third Proportional to 192,903.75 and 423,159

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Solution

The third proportional to 192,903.75 and 423,159 is: 928,253.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,903.75 : 423,159 = 423,159 : x
  2. Step 2: Convert to fraction form
    192,903.75/423,159 = 423,159/x
  3. Step 3: Cross multiply
    192,903.75x = 423,159 × 423,159
  4. Step 4: Simplify right side
    192,903.75x = 179,063,539,281
  5. Step 5: Solve for x
    x = 179,063,539,281/192,903.75
  6. Step 6: Final answer
    x = 928,253.28

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