Home / 683,682.43-943,526.19-377,758.85

Finding the Fourth Proportional to 683,682.43, 943,526.19 and 377,758.85

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Solution

The fourth proportional to 683,682.43, 943,526.19 and 377,758.85 is: 521,331.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,682.43 : 943,526.19 = 377,758.85 : x
  2. Step 2: Convert to fraction form
    683,682.43/943,526.19 = 377,758.85/x
  3. Step 3: Cross multiply
    683,682.43x = 943,526.19 × 377,758.85
  4. Step 4: Simplify right side
    683,682.43x = 356,425,363,053.35
  5. Step 5: Solve for x
    x = 356,425,363,053.35/683,682.43
  6. Step 6: Final answer
    x = 521,331.76

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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.