Home / 683,850.91-943,664.84-377,923.63

Finding the Fourth Proportional to 683,850.91, 943,664.84 and 377,923.63

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Solution

The fourth proportional to 683,850.91, 943,664.84 and 377,923.63 is: 521,507.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,850.91 : 943,664.84 = 377,923.63 : x
  2. Step 2: Convert to fraction form
    683,850.91/943,664.84 = 377,923.63/x
  3. Step 3: Cross multiply
    683,850.91x = 943,664.84 × 377,923.63
  4. Step 4: Simplify right side
    683,850.91x = 356,633,239,946.55
  5. Step 5: Solve for x
    x = 356,633,239,946.55/683,850.91
  6. Step 6: Final answer
    x = 521,507.30

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1.5x scale

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.