Home / 350,544.20-526,205.10-272,006.60

Finding the Fourth Proportional to 350,544.20, 526,205.10 and 272,006.60

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Solution

The fourth proportional to 350,544.20, 526,205.10 and 272,006.60 is: 408,311.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,544.20 : 526,205.10 = 272,006.60 : x
  2. Step 2: Convert to fraction form
    350,544.20/526,205.10 = 272,006.60/x
  3. Step 3: Cross multiply
    350,544.20x = 526,205.10 × 272,006.60
  4. Step 4: Simplify right side
    350,544.20x = 143,131,260,153.66
  5. Step 5: Solve for x
    x = 143,131,260,153.66/350,544.20
  6. Step 6: Final answer
    x = 408,311.59

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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.