Home / 531,537.87-733,584.56-302,129.61

Finding the Fourth Proportional to 531,537.87, 733,584.56 and 302,129.61

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Solution

The fourth proportional to 531,537.87, 733,584.56 and 302,129.61 is: 416,974.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,537.87 : 733,584.56 = 302,129.61 : x
  2. Step 2: Convert to fraction form
    531,537.87/733,584.56 = 302,129.61/x
  3. Step 3: Cross multiply
    531,537.87x = 733,584.56 × 302,129.61
  4. Step 4: Simplify right side
    531,537.87x = 221,637,611,836.25
  5. Step 5: Solve for x
    x = 221,637,611,836.25/531,537.87
  6. Step 6: Final answer
    x = 416,974.26

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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.