Home / 683,850.06-943,684.02-377,937.90

Finding the Fourth Proportional to 683,850.06, 943,684.02 and 377,937.90

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Solution

The fourth proportional to 683,850.06, 943,684.02 and 377,937.90 is: 521,538.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,850.06 : 943,684.02 = 377,937.90 : x
  2. Step 2: Convert to fraction form
    683,850.06/943,684.02 = 377,937.90/x
  3. Step 3: Cross multiply
    683,850.06x = 943,684.02 × 377,937.90
  4. Step 4: Simplify right side
    683,850.06x = 356,653,956,782.36
  5. Step 5: Solve for x
    x = 356,653,956,782.36/683,850.06
  6. Step 6: Final answer
    x = 521,538.24

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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.