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Finding the Fourth Proportional to 202,741.76, 304,093.20 and 62,462.72

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Solution

The fourth proportional to 202,741.76, 304,093.20 and 62,462.72 is: 93,688.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,741.76 : 304,093.20 = 62,462.72 : x
  2. Step 2: Convert to fraction form
    202,741.76/304,093.20 = 62,462.72/x
  3. Step 3: Cross multiply
    202,741.76x = 304,093.20 × 62,462.72
  4. Step 4: Simplify right side
    202,741.76x = 18,994,488,405.50
  5. Step 5: Solve for x
    x = 18,994,488,405.50/202,741.76
  6. Step 6: Final answer
    x = 93,688.09

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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.