Home / 683,435.75-943,137.57-377,533.17

Finding the Fourth Proportional to 683,435.75, 943,137.57 and 377,533.17

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Solution

The fourth proportional to 683,435.75, 943,137.57 and 377,533.17 is: 520,993.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,435.75 : 943,137.57 = 377,533.17 : x
  2. Step 2: Convert to fraction form
    683,435.75/943,137.57 = 377,533.17/x
  3. Step 3: Cross multiply
    683,435.75x = 943,137.57 × 377,533.17
  4. Step 4: Simplify right side
    683,435.75x = 356,065,717,963.95
  5. Step 5: Solve for x
    x = 356,065,717,963.95/683,435.75
  6. Step 6: Final answer
    x = 520,993.70

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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.