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Finding the Fourth Proportional to 291,053.33, 436,652.66 and 101,516.42

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Solution

The fourth proportional to 291,053.33, 436,652.66 and 101,516.42 is: 152,299.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,053.33 : 436,652.66 = 101,516.42 : x
  2. Step 2: Convert to fraction form
    291,053.33/436,652.66 = 101,516.42/x
  3. Step 3: Cross multiply
    291,053.33x = 436,652.66 × 101,516.42
  4. Step 4: Simplify right side
    291,053.33x = 44,327,414,826.68
  5. Step 5: Solve for x
    x = 44,327,414,826.68/291,053.33
  6. Step 6: Final answer
    x = 152,299.97

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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.