Home / 683,459.08-943,169.76-377,556.46

Finding the Fourth Proportional to 683,459.08, 943,169.76 and 377,556.46

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Solution

The fourth proportional to 683,459.08, 943,169.76 and 377,556.46 is: 521,025.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,459.08 : 943,169.76 = 377,556.46 : x
  2. Step 2: Convert to fraction form
    683,459.08/943,169.76 = 377,556.46/x
  3. Step 3: Cross multiply
    683,459.08x = 943,169.76 × 377,556.46
  4. Step 4: Simplify right side
    683,459.08x = 356,099,835,764.65
  5. Step 5: Solve for x
    x = 356,099,835,764.65/683,459.08
  6. Step 6: Final answer
    x = 521,025.83

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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.