Home / 835,889.96-1,153,822.44-496,355.78

Finding the Fourth Proportional to 835,889.96, 1,153,822.44 and 496,355.78

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Solution

The fourth proportional to 835,889.96, 1,153,822.44 and 496,355.78 is: 685,145.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,889.96 : 1,153,822.44 = 496,355.78 : x
  2. Step 2: Convert to fraction form
    835,889.96/1,153,822.44 = 496,355.78/x
  3. Step 3: Cross multiply
    835,889.96x = 1,153,822.44 × 496,355.78
  4. Step 4: Simplify right side
    835,889.96x = 572,706,437,187.70
  5. Step 5: Solve for x
    x = 572,706,437,187.70/835,889.96
  6. Step 6: Final answer
    x = 685,145.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.