Home / 629,459.49-944,468.33-329,868.84

Finding the Fourth Proportional to 629,459.49, 944,468.33 and 329,868.84

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Solution

The fourth proportional to 629,459.49, 944,468.33 and 329,868.84 is: 494,949.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,459.49 : 944,468.33 = 329,868.84 : x
  2. Step 2: Convert to fraction form
    629,459.49/944,468.33 = 329,868.84/x
  3. Step 3: Cross multiply
    629,459.49x = 944,468.33 × 329,868.84
  4. Step 4: Simplify right side
    629,459.49x = 311,550,670,784.49
  5. Step 5: Solve for x
    x = 311,550,670,784.49/629,459.49
  6. Step 6: Final answer
    x = 494,949.52

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Double scale
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1.5x scale

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.