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Finding the Fourth Proportional to 585,794.34, 878,375.52 and 265,771.56

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Solution

The fourth proportional to 585,794.34, 878,375.52 and 265,771.56 is: 398,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,794.34 : 878,375.52 = 265,771.56 : x
  2. Step 2: Convert to fraction form
    585,794.34/878,375.52 = 265,771.56/x
  3. Step 3: Cross multiply
    585,794.34x = 878,375.52 × 265,771.56
  4. Step 4: Simplify right side
    585,794.34x = 233,447,232,216.21
  5. Step 5: Solve for x
    x = 233,447,232,216.21/585,794.34
  6. Step 6: Final answer
    x = 398,513.98

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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.