Home / 501,529.28-692,104.20-275,174.60

Finding the Fourth Proportional to 501,529.28, 692,104.20 and 275,174.60

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Solution

The fourth proportional to 501,529.28, 692,104.20 and 275,174.60 is: 379,737.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,529.28 : 692,104.20 = 275,174.60 : x
  2. Step 2: Convert to fraction form
    501,529.28/692,104.20 = 275,174.60/x
  3. Step 3: Cross multiply
    501,529.28x = 692,104.20 × 275,174.60
  4. Step 4: Simplify right side
    501,529.28x = 190,449,496,393.32
  5. Step 5: Solve for x
    x = 190,449,496,393.32/501,529.28
  6. Step 6: Final answer
    x = 379,737.54

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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.