Home / 683,671.14-943,485.24-377,767.20

Finding the Fourth Proportional to 683,671.14, 943,485.24 and 377,767.20

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Solution

The fourth proportional to 683,671.14, 943,485.24 and 377,767.20 is: 521,329.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,671.14 : 943,485.24 = 377,767.20 : x
  2. Step 2: Convert to fraction form
    683,671.14/943,485.24 = 377,767.20/x
  3. Step 3: Cross multiply
    683,671.14x = 943,485.24 × 377,767.20
  4. Step 4: Simplify right side
    683,671.14x = 356,417,777,356.13
  5. Step 5: Solve for x
    x = 356,417,777,356.13/683,671.14
  6. Step 6: Final answer
    x = 521,329.27

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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.