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Finding the Fourth Proportional to 582,241.01, 873,311.31 and 354,477.65

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Solution

The fourth proportional to 582,241.01, 873,311.31 and 354,477.65 is: 531,685.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,241.01 : 873,311.31 = 354,477.65 : x
  2. Step 2: Convert to fraction form
    582,241.01/873,311.31 = 354,477.65/x
  3. Step 3: Cross multiply
    582,241.01x = 873,311.31 × 354,477.65
  4. Step 4: Simplify right side
    582,241.01x = 309,569,336,520.67
  5. Step 5: Solve for x
    x = 309,569,336,520.67/582,241.01
  6. Step 6: Final answer
    x = 531,685.91

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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.