Home / 937,107.90-1,405,516.05-263,123.10

Finding the Fourth Proportional to 937,107.90, 1,405,516.05 and 263,123.10

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Solution

The fourth proportional to 937,107.90, 1,405,516.05 and 263,123.10 is: 394,643.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,107.90 : 1,405,516.05 = 263,123.10 : x
  2. Step 2: Convert to fraction form
    937,107.90/1,405,516.05 = 263,123.10/x
  3. Step 3: Cross multiply
    937,107.90x = 1,405,516.05 × 263,123.10
  4. Step 4: Simplify right side
    937,107.90x = 369,823,740,175.76
  5. Step 5: Solve for x
    x = 369,823,740,175.76/937,107.90
  6. Step 6: Final answer
    x = 394,643.71

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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.