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Finding the Fourth Proportional to 444,364.39, 613,207.65 and 253,439.29

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Solution

The fourth proportional to 444,364.39, 613,207.65 and 253,439.29 is: 349,737.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,364.39 : 613,207.65 = 253,439.29 : x
  2. Step 2: Convert to fraction form
    444,364.39/613,207.65 = 253,439.29/x
  3. Step 3: Cross multiply
    444,364.39x = 613,207.65 × 253,439.29
  4. Step 4: Simplify right side
    444,364.39x = 155,410,911,438.57
  5. Step 5: Solve for x
    x = 155,410,911,438.57/444,364.39
  6. Step 6: Final answer
    x = 349,737.55

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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.