Home / 419,328.72-629,037.36-241,831.80

Finding the Fourth Proportional to 419,328.72, 629,037.36 and 241,831.80

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Solution

The fourth proportional to 419,328.72, 629,037.36 and 241,831.80 is: 362,773.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,328.72 : 629,037.36 = 241,831.80 : x
  2. Step 2: Convert to fraction form
    419,328.72/629,037.36 = 241,831.80/x
  3. Step 3: Cross multiply
    419,328.72x = 629,037.36 × 241,831.80
  4. Step 4: Simplify right side
    419,328.72x = 152,121,237,036.05
  5. Step 5: Solve for x
    x = 152,121,237,036.05/419,328.72
  6. Step 6: Final answer
    x = 362,773.24

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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.