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Finding the Fourth Proportional to 235,475.57, 324,946.40 and 133,507.89

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Solution

The fourth proportional to 235,475.57, 324,946.40 and 133,507.89 is: 184,235.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,475.57 : 324,946.40 = 133,507.89 : x
  2. Step 2: Convert to fraction form
    235,475.57/324,946.40 = 133,507.89/x
  3. Step 3: Cross multiply
    235,475.57x = 324,946.40 × 133,507.89
  4. Step 4: Simplify right side
    235,475.57x = 43,382,909,497.43
  5. Step 5: Solve for x
    x = 43,382,909,497.43/235,475.57
  6. Step 6: Final answer
    x = 184,235.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.