Home / 556,836.24-835,344.82-172,495.34

Finding the Fourth Proportional to 556,836.24, 835,344.82 and 172,495.34

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Solution

The fourth proportional to 556,836.24, 835,344.82 and 172,495.34 is: 258,771.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,836.24 : 835,344.82 = 172,495.34 : x
  2. Step 2: Convert to fraction form
    556,836.24/835,344.82 = 172,495.34/x
  3. Step 3: Cross multiply
    556,836.24x = 835,344.82 × 172,495.34
  4. Step 4: Simplify right side
    556,836.24x = 144,093,088,743.14
  5. Step 5: Solve for x
    x = 144,093,088,743.14/556,836.24
  6. Step 6: Final answer
    x = 258,771.03

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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.