Home / 361,439.11-498,787.14-200,296.81

Finding the Fourth Proportional to 361,439.11, 498,787.14 and 200,296.81

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Solution

The fourth proportional to 361,439.11, 498,787.14 and 200,296.81 is: 276,410.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,439.11 : 498,787.14 = 200,296.81 : x
  2. Step 2: Convert to fraction form
    361,439.11/498,787.14 = 200,296.81/x
  3. Step 3: Cross multiply
    361,439.11x = 498,787.14 × 200,296.81
  4. Step 4: Simplify right side
    361,439.11x = 99,905,473,011.02
  5. Step 5: Solve for x
    x = 99,905,473,011.02/361,439.11
  6. Step 6: Final answer
    x = 276,410.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.