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Finding the Fourth Proportional to 360,114.79, 496,944.99 and 198,966.39

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Solution

The fourth proportional to 360,114.79, 496,944.99 and 198,966.39 is: 274,566.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,114.79 : 496,944.99 = 198,966.39 : x
  2. Step 2: Convert to fraction form
    360,114.79/496,944.99 = 198,966.39/x
  3. Step 3: Cross multiply
    360,114.79x = 496,944.99 × 198,966.39
  4. Step 4: Simplify right side
    360,114.79x = 98,875,350,688.89
  5. Step 5: Solve for x
    x = 98,875,350,688.89/360,114.79
  6. Step 6: Final answer
    x = 274,566.20

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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.