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Finding the Fourth Proportional to 624,026.76, 935,191.92 and 263,898.24

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Solution

The fourth proportional to 624,026.76, 935,191.92 and 263,898.24 is: 395,488.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,026.76 : 935,191.92 = 263,898.24 : x
  2. Step 2: Convert to fraction form
    624,026.76/935,191.92 = 263,898.24/x
  3. Step 3: Cross multiply
    624,026.76x = 935,191.92 × 263,898.24
  4. Step 4: Simplify right side
    624,026.76x = 246,795,501,750.22
  5. Step 5: Solve for x
    x = 246,795,501,750.22/624,026.76
  6. Step 6: Final answer
    x = 395,488.65

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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.