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Finding the Fourth Proportional to 582,814.76, 873,609.72 and 267,011.96

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Solution

The fourth proportional to 582,814.76, 873,609.72 and 267,011.96 is: 400,237.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,814.76 : 873,609.72 = 267,011.96 : x
  2. Step 2: Convert to fraction form
    582,814.76/873,609.72 = 267,011.96/x
  3. Step 3: Cross multiply
    582,814.76x = 873,609.72 × 267,011.96
  4. Step 4: Simplify right side
    582,814.76x = 233,264,243,612.25
  5. Step 5: Solve for x
    x = 233,264,243,612.25/582,814.76
  6. Step 6: Final answer
    x = 400,237.36

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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.