Home / 547,200.36-820,926.90-173,223.36

Finding the Fourth Proportional to 547,200.36, 820,926.90 and 173,223.36

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Solution

The fourth proportional to 547,200.36, 820,926.90 and 173,223.36 is: 259,875.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,200.36 : 820,926.90 = 173,223.36 : x
  2. Step 2: Convert to fraction form
    547,200.36/820,926.90 = 173,223.36/x
  3. Step 3: Cross multiply
    547,200.36x = 820,926.90 × 173,223.36
  4. Step 4: Simplify right side
    547,200.36x = 142,203,715,932.38
  5. Step 5: Solve for x
    x = 142,203,715,932.38/547,200.36
  6. Step 6: Final answer
    x = 259,875.04

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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.