Home / 937,110.90-1,405,520.55-263,126.10

Finding the Fourth Proportional to 937,110.90, 1,405,520.55 and 263,126.10

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Solution

The fourth proportional to 937,110.90, 1,405,520.55 and 263,126.10 is: 394,648.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,110.90 : 1,405,520.55 = 263,126.10 : x
  2. Step 2: Convert to fraction form
    937,110.90/1,405,520.55 = 263,126.10/x
  3. Step 3: Cross multiply
    937,110.90x = 1,405,520.55 × 263,126.10
  4. Step 4: Simplify right side
    937,110.90x = 369,829,140,791.36
  5. Step 5: Solve for x
    x = 369,829,140,791.36/937,110.90
  6. Step 6: Final answer
    x = 394,648.21

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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.