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Finding the Fourth Proportional to 532,790.20, 797,873.10 and 251,979.40

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Solution

The fourth proportional to 532,790.20, 797,873.10 and 251,979.40 is: 377,348.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,790.20 : 797,873.10 = 251,979.40 : x
  2. Step 2: Convert to fraction form
    532,790.20/797,873.10 = 251,979.40/x
  3. Step 3: Cross multiply
    532,790.20x = 797,873.10 × 251,979.40
  4. Step 4: Simplify right side
    532,790.20x = 201,047,585,014.14
  5. Step 5: Solve for x
    x = 201,047,585,014.14/532,790.20
  6. Step 6: Final answer
    x = 377,348.50

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.