Home / 411,410.00-617,174.03-127,125.37

Finding the Fourth Proportional to 411,410.00, 617,174.03 and 127,125.37

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Solution

The fourth proportional to 411,410.00, 617,174.03 and 127,125.37 is: 190,706.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,410.00 : 617,174.03 = 127,125.37 : x
  2. Step 2: Convert to fraction form
    411,410.00/617,174.03 = 127,125.37/x
  3. Step 3: Cross multiply
    411,410.00x = 617,174.03 × 127,125.37
  4. Step 4: Simplify right side
    411,410.00x = 78,458,473,820.74
  5. Step 5: Solve for x
    x = 78,458,473,820.74/411,410.00
  6. Step 6: Final answer
    x = 190,706.29

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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.