Home / 639,175.26-882,032.31-367,051.68

Finding the Fourth Proportional to 639,175.26, 882,032.31 and 367,051.68

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Solution

The fourth proportional to 639,175.26, 882,032.31 and 367,051.68 is: 506,514.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,175.26 : 882,032.31 = 367,051.68 : x
  2. Step 2: Convert to fraction form
    639,175.26/882,032.31 = 367,051.68/x
  3. Step 3: Cross multiply
    639,175.26x = 882,032.31 × 367,051.68
  4. Step 4: Simplify right side
    639,175.26x = 323,751,441,199.78
  5. Step 5: Solve for x
    x = 323,751,441,199.78/639,175.26
  6. Step 6: Final answer
    x = 506,514.35

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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.