Home / 556,331.55-834,839.96-219,314.85

Finding the Fourth Proportional to 556,331.55, 834,839.96 and 219,314.85

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Solution

The fourth proportional to 556,331.55, 834,839.96 and 219,314.85 is: 329,107.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,331.55 : 834,839.96 = 219,314.85 : x
  2. Step 2: Convert to fraction form
    556,331.55/834,839.96 = 219,314.85/x
  3. Step 3: Cross multiply
    556,331.55x = 834,839.96 × 219,314.85
  4. Step 4: Simplify right side
    556,331.55x = 183,092,800,601.41
  5. Step 5: Solve for x
    x = 183,092,800,601.41/556,331.55
  6. Step 6: Final answer
    x = 329,107.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.