Home / 276,819.34-382,010.68-149,494.92

Finding the Fourth Proportional to 276,819.34, 382,010.68 and 149,494.92

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Solution

The fourth proportional to 276,819.34, 382,010.68 and 149,494.92 is: 206,302.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,819.34 : 382,010.68 = 149,494.92 : x
  2. Step 2: Convert to fraction form
    276,819.34/382,010.68 = 149,494.92/x
  3. Step 3: Cross multiply
    276,819.34x = 382,010.68 × 149,494.92
  4. Step 4: Simplify right side
    276,819.34x = 57,108,656,045.75
  5. Step 5: Solve for x
    x = 57,108,656,045.75/276,819.34
  6. Step 6: Final answer
    x = 206,302.98

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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.