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Finding the Fourth Proportional to 357,141.48, 492,864.84 and 196,002.27

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Solution

The fourth proportional to 357,141.48, 492,864.84 and 196,002.27 is: 270,488.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,141.48 : 492,864.84 = 196,002.27 : x
  2. Step 2: Convert to fraction form
    357,141.48/492,864.84 = 196,002.27/x
  3. Step 3: Cross multiply
    357,141.48x = 492,864.84 × 196,002.27
  4. Step 4: Simplify right side
    357,141.48x = 96,602,627,443.19
  5. Step 5: Solve for x
    x = 96,602,627,443.19/357,141.48
  6. Step 6: Final answer
    x = 270,488.40

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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.