Home / 509,984.24-765,080.04-177,586.16

Finding the Fourth Proportional to 509,984.24, 765,080.04 and 177,586.16

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Solution

The fourth proportional to 509,984.24, 765,080.04 and 177,586.16 is: 266,415.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,984.24 : 765,080.04 = 177,586.16 : x
  2. Step 2: Convert to fraction form
    509,984.24/765,080.04 = 177,586.16/x
  3. Step 3: Cross multiply
    509,984.24x = 765,080.04 × 177,586.16
  4. Step 4: Simplify right side
    509,984.24x = 135,867,626,396.25
  5. Step 5: Solve for x
    x = 135,867,626,396.25/509,984.24
  6. Step 6: Final answer
    x = 266,415.34

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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.