Home / 535,669.38-739,234.89-293,937.84

Finding the Fourth Proportional to 535,669.38, 739,234.89 and 293,937.84

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Solution

The fourth proportional to 535,669.38, 739,234.89 and 293,937.84 is: 405,640.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,669.38 : 739,234.89 = 293,937.84 : x
  2. Step 2: Convert to fraction form
    535,669.38/739,234.89 = 293,937.84/x
  3. Step 3: Cross multiply
    535,669.38x = 739,234.89 × 293,937.84
  4. Step 4: Simplify right side
    535,669.38x = 217,289,106,819.24
  5. Step 5: Solve for x
    x = 217,289,106,819.24/535,669.38
  6. Step 6: Final answer
    x = 405,640.34

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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.