Home / 547,767.43-821,626.49-367,928.63

Finding the Fourth Proportional to 547,767.43, 821,626.49 and 367,928.63

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Solution

The fourth proportional to 547,767.43, 821,626.49 and 367,928.63 is: 551,876.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,767.43 : 821,626.49 = 367,928.63 : x
  2. Step 2: Convert to fraction form
    547,767.43/821,626.49 = 367,928.63/x
  3. Step 3: Cross multiply
    547,767.43x = 821,626.49 × 367,928.63
  4. Step 4: Simplify right side
    547,767.43x = 302,299,905,729.51
  5. Step 5: Solve for x
    x = 302,299,905,729.51/547,767.43
  6. Step 6: Final answer
    x = 551,876.38

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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.