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Finding the Fourth Proportional to 358,751.90, 537,758.58 and 159,166.28

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Solution

The fourth proportional to 358,751.90, 537,758.58 and 159,166.28 is: 238,585.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,751.90 : 537,758.58 = 159,166.28 : x
  2. Step 2: Convert to fraction form
    358,751.90/537,758.58 = 159,166.28/x
  3. Step 3: Cross multiply
    358,751.90x = 537,758.58 × 159,166.28
  4. Step 4: Simplify right side
    358,751.90x = 85,593,032,716.68
  5. Step 5: Solve for x
    x = 85,593,032,716.68/358,751.90
  6. Step 6: Final answer
    x = 238,585.59

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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.