Home / 370,887.50-511,824.75-201,121.76

Finding the Fourth Proportional to 370,887.50, 511,824.75 and 201,121.76

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Solution

The fourth proportional to 370,887.50, 511,824.75 and 201,121.76 is: 277,548.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,887.50 : 511,824.75 = 201,121.76 : x
  2. Step 2: Convert to fraction form
    370,887.50/511,824.75 = 201,121.76/x
  3. Step 3: Cross multiply
    370,887.50x = 511,824.75 × 201,121.76
  4. Step 4: Simplify right side
    370,887.50x = 102,939,094,531.56
  5. Step 5: Solve for x
    x = 102,939,094,531.56/370,887.50
  6. Step 6: Final answer
    x = 277,548.03

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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.