Home / 649,406.04-974,205.88-200,089.32

Finding the Fourth Proportional to 649,406.04, 974,205.88 and 200,089.32

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Solution

The fourth proportional to 649,406.04, 974,205.88 and 200,089.32 is: 300,163.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,406.04 : 974,205.88 = 200,089.32 : x
  2. Step 2: Convert to fraction form
    649,406.04/974,205.88 = 200,089.32/x
  3. Step 3: Cross multiply
    649,406.04x = 974,205.88 × 200,089.32
  4. Step 4: Simplify right side
    649,406.04x = 194,928,192,069.20
  5. Step 5: Solve for x
    x = 194,928,192,069.20/649,406.04
  6. Step 6: Final answer
    x = 300,163.81

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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.