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Finding the Fourth Proportional to 357,232.65, 492,756.81 and 211,935.56

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Solution

The fourth proportional to 357,232.65, 492,756.81 and 211,935.56 is: 292,338.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,232.65 : 492,756.81 = 211,935.56 : x
  2. Step 2: Convert to fraction form
    357,232.65/492,756.81 = 211,935.56/x
  3. Step 3: Cross multiply
    357,232.65x = 492,756.81 × 211,935.56
  4. Step 4: Simplify right side
    357,232.65x = 104,432,691,176.52
  5. Step 5: Solve for x
    x = 104,432,691,176.52/357,232.65
  6. Step 6: Final answer
    x = 292,338.04

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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.