Home / 683,427.36-1,025,348.80-484,133.34

Finding the Fourth Proportional to 683,427.36, 1,025,348.80 and 484,133.34

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Solution

The fourth proportional to 683,427.36, 1,025,348.80 and 484,133.34 is: 726,347.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,427.36 : 1,025,348.80 = 484,133.34 : x
  2. Step 2: Convert to fraction form
    683,427.36/1,025,348.80 = 484,133.34/x
  3. Step 3: Cross multiply
    683,427.36x = 1,025,348.80 × 484,133.34
  4. Step 4: Simplify right side
    683,427.36x = 496,405,539,208.99
  5. Step 5: Solve for x
    x = 496,405,539,208.99/683,427.36
  6. Step 6: Final answer
    x = 726,347.19

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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.