Home / 531,493.98-733,433.88-302,020.56

Finding the Fourth Proportional to 531,493.98, 733,433.88 and 302,020.56

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Solution

The fourth proportional to 531,493.98, 733,433.88 and 302,020.56 is: 416,772.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,493.98 : 733,433.88 = 302,020.56 : x
  2. Step 2: Convert to fraction form
    531,493.98/733,433.88 = 302,020.56/x
  3. Step 3: Cross multiply
    531,493.98x = 733,433.88 × 302,020.56
  4. Step 4: Simplify right side
    531,493.98x = 221,512,111,160.57
  5. Step 5: Solve for x
    x = 221,512,111,160.57/531,493.98
  6. Step 6: Final answer
    x = 416,772.57

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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.