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Finding the Fourth Proportional to 437,179.01, 655,784.72 and 152,813.93

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Solution

The fourth proportional to 437,179.01, 655,784.72 and 152,813.93 is: 229,226.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,179.01 : 655,784.72 = 152,813.93 : x
  2. Step 2: Convert to fraction form
    437,179.01/655,784.72 = 152,813.93/x
  3. Step 3: Cross multiply
    437,179.01x = 655,784.72 × 152,813.93
  4. Step 4: Simplify right side
    437,179.01x = 100,213,042,318.65
  5. Step 5: Solve for x
    x = 100,213,042,318.65/437,179.01
  6. Step 6: Final answer
    x = 229,226.56

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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.