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Finding the Fourth Proportional to 270,065.10, 404,847.18 and 92,529.93

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Solution

The fourth proportional to 270,065.10, 404,847.18 and 92,529.93 is: 138,709.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,065.10 : 404,847.18 = 92,529.93 : x
  2. Step 2: Convert to fraction form
    270,065.10/404,847.18 = 92,529.93/x
  3. Step 3: Cross multiply
    270,065.10x = 404,847.18 × 92,529.93
  4. Step 4: Simplify right side
    270,065.10x = 37,460,481,226.10
  5. Step 5: Solve for x
    x = 37,460,481,226.10/270,065.10
  6. Step 6: Final answer
    x = 138,709.08

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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.