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Finding the Fourth Proportional to 357,086.10, 492,762.30 and 195,937.14

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Solution

The fourth proportional to 357,086.10, 492,762.30 and 195,937.14 is: 270,384.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,086.10 : 492,762.30 = 195,937.14 : x
  2. Step 2: Convert to fraction form
    357,086.10/492,762.30 = 195,937.14/x
  3. Step 3: Cross multiply
    357,086.10x = 492,762.30 × 195,937.14
  4. Step 4: Simplify right side
    357,086.10x = 96,550,435,761.82
  5. Step 5: Solve for x
    x = 96,550,435,761.82/357,086.10
  6. Step 6: Final answer
    x = 270,384.19

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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.