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Finding the Fourth Proportional to 444,626.38, 613,527.26 and 253,628.38

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Solution

The fourth proportional to 444,626.38, 613,527.26 and 253,628.38 is: 349,974.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,626.38 : 613,527.26 = 253,628.38 : x
  2. Step 2: Convert to fraction form
    444,626.38/613,527.26 = 253,628.38/x
  3. Step 3: Cross multiply
    444,626.38x = 613,527.26 × 253,628.38
  4. Step 4: Simplify right side
    444,626.38x = 155,607,925,039.64
  5. Step 5: Solve for x
    x = 155,607,925,039.64/444,626.38
  6. Step 6: Final answer
    x = 349,974.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.