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Finding the Fourth Proportional to 587,437.31, 881,240.06 and 222,832.97

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Solution

The fourth proportional to 587,437.31, 881,240.06 and 222,832.97 is: 334,281.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,437.31 : 881,240.06 = 222,832.97 : x
  2. Step 2: Convert to fraction form
    587,437.31/881,240.06 = 222,832.97/x
  3. Step 3: Cross multiply
    587,437.31x = 881,240.06 × 222,832.97
  4. Step 4: Simplify right side
    587,437.31x = 196,369,343,011.85
  5. Step 5: Solve for x
    x = 196,369,343,011.85/587,437.31
  6. Step 6: Final answer
    x = 334,281.36

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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.