Home / 327,210.06-490,815.24-102,588.01

Finding the Fourth Proportional to 327,210.06, 490,815.24 and 102,588.01

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Solution

The fourth proportional to 327,210.06, 490,815.24 and 102,588.01 is: 153,882.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,210.06 : 490,815.24 = 102,588.01 : x
  2. Step 2: Convert to fraction form
    327,210.06/490,815.24 = 102,588.01/x
  3. Step 3: Cross multiply
    327,210.06x = 490,815.24 × 102,588.01
  4. Step 4: Simplify right side
    327,210.06x = 50,351,759,895.89
  5. Step 5: Solve for x
    x = 50,351,759,895.89/327,210.06
  6. Step 6: Final answer
    x = 153,882.06

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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.