Home / 531,183.34-733,013.37-289,461.75

Finding the Fourth Proportional to 531,183.34, 733,013.37 and 289,461.75

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Solution

The fourth proportional to 531,183.34, 733,013.37 and 289,461.75 is: 399,446.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,183.34 : 733,013.37 = 289,461.75 : x
  2. Step 2: Convert to fraction form
    531,183.34/733,013.37 = 289,461.75/x
  3. Step 3: Cross multiply
    531,183.34x = 733,013.37 × 289,461.75
  4. Step 4: Simplify right side
    531,183.34x = 212,179,335,042.11
  5. Step 5: Solve for x
    x = 212,179,335,042.11/531,183.34
  6. Step 6: Final answer
    x = 399,446.51

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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.