Home / 527,995.20-792,187.20-173,020.80

Finding the Fourth Proportional to 527,995.20, 792,187.20 and 173,020.80

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Solution

The fourth proportional to 527,995.20, 792,187.20 and 173,020.80 is: 259,594.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,995.20 : 792,187.20 = 173,020.80 : x
  2. Step 2: Convert to fraction form
    527,995.20/792,187.20 = 173,020.80/x
  3. Step 3: Cross multiply
    527,995.20x = 792,187.20 × 173,020.80
  4. Step 4: Simplify right side
    527,995.20x = 137,064,863,093.76
  5. Step 5: Solve for x
    x = 137,064,863,093.76/527,995.20
  6. Step 6: Final answer
    x = 259,594.90

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Similar ratio
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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.