Home / 370,529.44-511,331.10-200,763.52

Finding the Fourth Proportional to 370,529.44, 511,331.10 and 200,763.52

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Solution

The fourth proportional to 370,529.44, 511,331.10 and 200,763.52 is: 277,053.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,529.44 : 511,331.10 = 200,763.52 : x
  2. Step 2: Convert to fraction form
    370,529.44/511,331.10 = 200,763.52/x
  3. Step 3: Cross multiply
    370,529.44x = 511,331.10 × 200,763.52
  4. Step 4: Simplify right side
    370,529.44x = 102,656,631,521.47
  5. Step 5: Solve for x
    x = 102,656,631,521.47/370,529.44
  6. Step 6: Final answer
    x = 277,053.91

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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.