Home / 451,935.40-623,649.94-247,981.24

Finding the Fourth Proportional to 451,935.40, 623,649.94 and 247,981.24

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Solution

The fourth proportional to 451,935.40, 623,649.94 and 247,981.24 is: 342,202.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,935.40 : 623,649.94 = 247,981.24 : x
  2. Step 2: Convert to fraction form
    451,935.40/623,649.94 = 247,981.24/x
  3. Step 3: Cross multiply
    451,935.40x = 623,649.94 × 247,981.24
  4. Step 4: Simplify right side
    451,935.40x = 154,653,485,447.13
  5. Step 5: Solve for x
    x = 154,653,485,447.13/451,935.40
  6. Step 6: Final answer
    x = 342,202.64

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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.