Home / 547,967.04-756,179.44-306,250.56

Finding the Fourth Proportional to 547,967.04, 756,179.44 and 306,250.56

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Solution

The fourth proportional to 547,967.04, 756,179.44 and 306,250.56 is: 422,617.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,967.04 : 756,179.44 = 306,250.56 : x
  2. Step 2: Convert to fraction form
    547,967.04/756,179.44 = 306,250.56/x
  3. Step 3: Cross multiply
    547,967.04x = 756,179.44 × 306,250.56
  4. Step 4: Simplify right side
    547,967.04x = 231,580,376,960.49
  5. Step 5: Solve for x
    x = 231,580,376,960.49/547,967.04
  6. Step 6: Final answer
    x = 422,617.35

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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.