Home / 5,202,000.40-7,803,000.60-3,288,812.80

Finding the Fourth Proportional to 5,202,000.40, 7,803,000.60 and 3,288,812.80

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Solution

The fourth proportional to 5,202,000.40, 7,803,000.60 and 3,288,812.80 is: 4,933,219.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202,000.40 : 7,803,000.60 = 3,288,812.80 : x
  2. Step 2: Convert to fraction form
    5,202,000.40/7,803,000.60 = 3,288,812.80/x
  3. Step 3: Cross multiply
    5,202,000.40x = 7,803,000.60 × 3,288,812.80
  4. Step 4: Simplify right side
    5,202,000.40x = 25,662,608,251,687.68
  5. Step 5: Solve for x
    x = 25,662,608,251,687.68/5,202,000.40
  6. Step 6: Final answer
    x = 4,933,219.20

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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.