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Finding the Third Proportional to 296,277.75 and 423,400.92

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Solution

The third proportional to 296,277.75 and 423,400.92 is: 605,068.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,277.75 : 423,400.92 = 423,400.92 : x
  2. Step 2: Convert to fraction form
    296,277.75/423,400.92 = 423,400.92/x
  3. Step 3: Cross multiply
    296,277.75x = 423,400.92 × 423,400.92
  4. Step 4: Simplify right side
    296,277.75x = 179,268,340,644.60
  5. Step 5: Solve for x
    x = 179,268,340,644.60/296,277.75
  6. Step 6: Final answer
    x = 605,068.52

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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.