Home / 683,011.11-942,550.24-377,087.43

Finding the Fourth Proportional to 683,011.11, 942,550.24 and 377,087.43

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Solution

The fourth proportional to 683,011.11, 942,550.24 and 377,087.43 is: 520,377.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,011.11 : 942,550.24 = 377,087.43 : x
  2. Step 2: Convert to fraction form
    683,011.11/942,550.24 = 377,087.43/x
  3. Step 3: Cross multiply
    683,011.11x = 942,550.24 × 377,087.43
  4. Step 4: Simplify right side
    683,011.11x = 355,423,847,647.48
  5. Step 5: Solve for x
    x = 355,423,847,647.48/683,011.11
  6. Step 6: Final answer
    x = 520,377.84

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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.