Home / 649,716.32-974,740.53-250,249.84

Finding the Fourth Proportional to 649,716.32, 974,740.53 and 250,249.84

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Solution

The fourth proportional to 649,716.32, 974,740.53 and 250,249.84 is: 375,438.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,716.32 : 974,740.53 = 250,249.84 : x
  2. Step 2: Convert to fraction form
    649,716.32/974,740.53 = 250,249.84/x
  3. Step 3: Cross multiply
    649,716.32x = 974,740.53 × 250,249.84
  4. Step 4: Simplify right side
    649,716.32x = 243,928,660,175.60
  5. Step 5: Solve for x
    x = 243,928,660,175.60/649,716.32
  6. Step 6: Final answer
    x = 375,438.71

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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.