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Finding the Fourth Proportional to 351,196.76, 526,741.68 and 114,539.06

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Solution

The fourth proportional to 351,196.76, 526,741.68 and 114,539.06 is: 171,791.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,196.76 : 526,741.68 = 114,539.06 : x
  2. Step 2: Convert to fraction form
    351,196.76/526,741.68 = 114,539.06/x
  3. Step 3: Cross multiply
    351,196.76x = 526,741.68 × 114,539.06
  4. Step 4: Simplify right side
    351,196.76x = 60,332,498,636.40
  5. Step 5: Solve for x
    x = 60,332,498,636.40/351,196.76
  6. Step 6: Final answer
    x = 171,791.16

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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.