Home / 548,331.11-756,692.66-306,614.15

Finding the Fourth Proportional to 548,331.11, 756,692.66 and 306,614.15

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Solution

The fourth proportional to 548,331.11, 756,692.66 and 306,614.15 is: 423,125.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,331.11 : 756,692.66 = 306,614.15 : x
  2. Step 2: Convert to fraction form
    548,331.11/756,692.66 = 306,614.15/x
  3. Step 3: Cross multiply
    548,331.11x = 756,692.66 × 306,614.15
  4. Step 4: Simplify right side
    548,331.11x = 232,012,675,224.07
  5. Step 5: Solve for x
    x = 232,012,675,224.07/548,331.11
  6. Step 6: Final answer
    x = 423,125.14

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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.