Home / 649,288.56-974,037.60-200,009.40

Finding the Fourth Proportional to 649,288.56, 974,037.60 and 200,009.40

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Solution

The fourth proportional to 649,288.56, 974,037.60 and 200,009.40 is: 300,046.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,288.56 : 974,037.60 = 200,009.40 : x
  2. Step 2: Convert to fraction form
    649,288.56/974,037.60 = 200,009.40/x
  3. Step 3: Cross multiply
    649,288.56x = 974,037.60 × 200,009.40
  4. Step 4: Simplify right side
    649,288.56x = 194,816,675,953.44
  5. Step 5: Solve for x
    x = 194,816,675,953.44/649,288.56
  6. Step 6: Final answer
    x = 300,046.37

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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.