Home / 313,911.25-433,215.24-170,668.22

Finding the Fourth Proportional to 313,911.25, 433,215.24 and 170,668.22

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Solution

The fourth proportional to 313,911.25, 433,215.24 and 170,668.22 is: 235,531.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,911.25 : 433,215.24 = 170,668.22 : x
  2. Step 2: Convert to fraction form
    313,911.25/433,215.24 = 170,668.22/x
  3. Step 3: Cross multiply
    313,911.25x = 433,215.24 × 170,668.22
  4. Step 4: Simplify right side
    313,911.25x = 73,936,071,081.59
  5. Step 5: Solve for x
    x = 73,936,071,081.59/313,911.25
  6. Step 6: Final answer
    x = 235,531.77

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1.5x scale

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.