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Finding the Fourth Proportional to 357,030.67, 492,685.99 and 195,882.39

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Solution

The fourth proportional to 357,030.67, 492,685.99 and 195,882.39 is: 270,308.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,030.67 : 492,685.99 = 195,882.39 : x
  2. Step 2: Convert to fraction form
    357,030.67/492,685.99 = 195,882.39/x
  3. Step 3: Cross multiply
    357,030.67x = 492,685.99 × 195,882.39
  4. Step 4: Simplify right side
    357,030.67x = 96,508,509,240.72
  5. Step 5: Solve for x
    x = 96,508,509,240.72/357,030.67
  6. Step 6: Final answer
    x = 270,308.74

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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.