Home / 738,390.20-1,107,585.30-733,724.60

Finding the Fourth Proportional to 738,390.20, 1,107,585.30 and 733,724.60

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Solution

The fourth proportional to 738,390.20, 1,107,585.30 and 733,724.60 is: 1,100,586.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,390.20 : 1,107,585.30 = 733,724.60 : x
  2. Step 2: Convert to fraction form
    738,390.20/1,107,585.30 = 733,724.60/x
  3. Step 3: Cross multiply
    738,390.20x = 1,107,585.30 × 733,724.60
  4. Step 4: Simplify right side
    738,390.20x = 812,662,581,208.38
  5. Step 5: Solve for x
    x = 812,662,581,208.38/738,390.20
  6. Step 6: Final answer
    x = 1,100,586.90

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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.