Home / 531,540.06-733,587.54-302,131.86

Finding the Fourth Proportional to 531,540.06, 733,587.54 and 302,131.86

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Solution

The fourth proportional to 531,540.06, 733,587.54 and 302,131.86 is: 416,977.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,540.06 : 733,587.54 = 302,131.86 : x
  2. Step 2: Convert to fraction form
    531,540.06/733,587.54 = 302,131.86/x
  3. Step 3: Cross multiply
    531,540.06x = 733,587.54 × 302,131.86
  4. Step 4: Simplify right side
    531,540.06x = 221,640,167,933.02
  5. Step 5: Solve for x
    x = 221,640,167,933.02/531,540.06
  6. Step 6: Final answer
    x = 416,977.35

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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.