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Finding the Fourth Proportional to 365,203.32, 547,863.84 and 112,483.72

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Solution

The fourth proportional to 365,203.32, 547,863.84 and 112,483.72 is: 168,743.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,203.32 : 547,863.84 = 112,483.72 : x
  2. Step 2: Convert to fraction form
    365,203.32/547,863.84 = 112,483.72/x
  3. Step 3: Cross multiply
    365,203.32x = 547,863.84 × 112,483.72
  4. Step 4: Simplify right side
    365,203.32x = 61,625,762,776.68
  5. Step 5: Solve for x
    x = 61,625,762,776.68/365,203.32
  6. Step 6: Final answer
    x = 168,743.71

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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.