Home / 603,496.20-832,830.39-331,569.74

Finding the Fourth Proportional to 603,496.20, 832,830.39 and 331,569.74

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Solution

The fourth proportional to 603,496.20, 832,830.39 and 331,569.74 is: 457,569.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,496.20 : 832,830.39 = 331,569.74 : x
  2. Step 2: Convert to fraction form
    603,496.20/832,830.39 = 331,569.74/x
  3. Step 3: Cross multiply
    603,496.20x = 832,830.39 × 331,569.74
  4. Step 4: Simplify right side
    603,496.20x = 276,141,351,712.25
  5. Step 5: Solve for x
    x = 276,141,351,712.25/603,496.20
  6. Step 6: Final answer
    x = 457,569.33

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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.