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Finding the Fourth Proportional to 444,667.81, 613,640.87 and 240,718.68

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Solution

The fourth proportional to 444,667.81, 613,640.87 and 240,718.68 is: 332,191.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,667.81 : 613,640.87 = 240,718.68 : x
  2. Step 2: Convert to fraction form
    444,667.81/613,640.87 = 240,718.68/x
  3. Step 3: Cross multiply
    444,667.81x = 613,640.87 × 240,718.68
  4. Step 4: Simplify right side
    444,667.81x = 147,714,820,220.45
  5. Step 5: Solve for x
    x = 147,714,820,220.45/444,667.81
  6. Step 6: Final answer
    x = 332,191.40

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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.