Home / 862,177.37-1,189,898.30-475,032.53

Finding the Fourth Proportional to 862,177.37, 1,189,898.30 and 475,032.53

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Solution

The fourth proportional to 862,177.37, 1,189,898.30 and 475,032.53 is: 655,596.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,177.37 : 1,189,898.30 = 475,032.53 : x
  2. Step 2: Convert to fraction form
    862,177.37/1,189,898.30 = 475,032.53/x
  3. Step 3: Cross multiply
    862,177.37x = 1,189,898.30 × 475,032.53
  4. Step 4: Simplify right side
    862,177.37x = 565,240,404,054.03
  5. Step 5: Solve for x
    x = 565,240,404,054.03/862,177.37
  6. Step 6: Final answer
    x = 655,596.43

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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.