Home / 437,923.80-656,367.30-185,203.80

Finding the Fourth Proportional to 437,923.80, 656,367.30 and 185,203.80

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Solution

The fourth proportional to 437,923.80, 656,367.30 and 185,203.80 is: 277,586.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,923.80 : 656,367.30 = 185,203.80 : x
  2. Step 2: Convert to fraction form
    437,923.80/656,367.30 = 185,203.80/x
  3. Step 3: Cross multiply
    437,923.80x = 656,367.30 × 185,203.80
  4. Step 4: Simplify right side
    437,923.80x = 121,561,718,155.74
  5. Step 5: Solve for x
    x = 121,561,718,155.74/437,923.80
  6. Step 6: Final answer
    x = 277,586.46

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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.