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Finding the Fourth Proportional to 358,443.52, 537,676.06 and 88,571.64

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Solution

The fourth proportional to 358,443.52, 537,676.06 and 88,571.64 is: 132,860.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,443.52 : 537,676.06 = 88,571.64 : x
  2. Step 2: Convert to fraction form
    358,443.52/537,676.06 = 88,571.64/x
  3. Step 3: Cross multiply
    358,443.52x = 537,676.06 × 88,571.64
  4. Step 4: Simplify right side
    358,443.52x = 47,622,850,115.55
  5. Step 5: Solve for x
    x = 47,622,850,115.55/358,443.52
  6. Step 6: Final answer
    x = 132,860.12

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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.