Home / 317,519.55-438,175.44-174,282.03

Finding the Fourth Proportional to 317,519.55, 438,175.44 and 174,282.03

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Solution

The fourth proportional to 317,519.55, 438,175.44 and 174,282.03 is: 240,508.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,519.55 : 438,175.44 = 174,282.03 : x
  2. Step 2: Convert to fraction form
    317,519.55/438,175.44 = 174,282.03/x
  3. Step 3: Cross multiply
    317,519.55x = 438,175.44 × 174,282.03
  4. Step 4: Simplify right side
    317,519.55x = 76,366,105,179.34
  5. Step 5: Solve for x
    x = 76,366,105,179.34/317,519.55
  6. Step 6: Final answer
    x = 240,508.36

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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.