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Finding the Fourth Proportional to 358,311.36, 537,311.36 and 108,935.04

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Solution

The fourth proportional to 358,311.36, 537,311.36 and 108,935.04 is: 163,355.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,311.36 : 537,311.36 = 108,935.04 : x
  2. Step 2: Convert to fraction form
    358,311.36/537,311.36 = 108,935.04/x
  3. Step 3: Cross multiply
    358,311.36x = 537,311.36 × 108,935.04
  4. Step 4: Simplify right side
    358,311.36x = 58,532,034,494.05
  5. Step 5: Solve for x
    x = 58,532,034,494.05/358,311.36
  6. Step 6: Final answer
    x = 163,355.23

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Why These Related Problems?

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