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Finding the Fourth Proportional to 624,023.26, 935,186.67 and 263,894.74

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Solution

The fourth proportional to 624,023.26, 935,186.67 and 263,894.74 is: 395,483.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,023.26 : 935,186.67 = 263,894.74 : x
  2. Step 2: Convert to fraction form
    624,023.26/935,186.67 = 263,894.74/x
  3. Step 3: Cross multiply
    624,023.26x = 935,186.67 × 263,894.74
  4. Step 4: Simplify right side
    624,023.26x = 246,790,843,131.12
  5. Step 5: Solve for x
    x = 246,790,843,131.12/624,023.26
  6. Step 6: Final answer
    x = 395,483.40

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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.