Home / 656,224.18-984,418.36-256,813.36

Finding the Fourth Proportional to 656,224.18, 984,418.36 and 256,813.36

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Solution

The fourth proportional to 656,224.18, 984,418.36 and 256,813.36 is: 385,252.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,224.18 : 984,418.36 = 256,813.36 : x
  2. Step 2: Convert to fraction form
    656,224.18/984,418.36 = 256,813.36/x
  3. Step 3: Cross multiply
    656,224.18x = 984,418.36 × 256,813.36
  4. Step 4: Simplify right side
    656,224.18x = 252,811,786,677.29
  5. Step 5: Solve for x
    x = 252,811,786,677.29/656,224.18
  6. Step 6: Final answer
    x = 385,252.17

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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.