Home / 351,624.20-527,436.30-185,736.20

Finding the Fourth Proportional to 351,624.20, 527,436.30 and 185,736.20

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Solution

The fourth proportional to 351,624.20, 527,436.30 and 185,736.20 is: 278,604.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,624.20 : 527,436.30 = 185,736.20 : x
  2. Step 2: Convert to fraction form
    351,624.20/527,436.30 = 185,736.20/x
  3. Step 3: Cross multiply
    351,624.20x = 527,436.30 × 185,736.20
  4. Step 4: Simplify right side
    351,624.20x = 97,964,014,104.06
  5. Step 5: Solve for x
    x = 97,964,014,104.06/351,624.20
  6. Step 6: Final answer
    x = 278,604.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.