Home / 683,937.47-943,804.31-377,998.04

Finding the Fourth Proportional to 683,937.47, 943,804.31 and 377,998.04

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Solution

The fourth proportional to 683,937.47, 943,804.31 and 377,998.04 is: 521,621.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,937.47 : 943,804.31 = 377,998.04 : x
  2. Step 2: Convert to fraction form
    683,937.47/943,804.31 = 377,998.04/x
  3. Step 3: Cross multiply
    683,937.47x = 943,804.31 × 377,998.04
  4. Step 4: Simplify right side
    683,937.47x = 356,756,179,793.07
  5. Step 5: Solve for x
    x = 356,756,179,793.07/683,937.47
  6. Step 6: Final answer
    x = 521,621.05

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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.