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Finding the Fourth Proportional to 598,163.54, 824,998.97 and 383,323.59

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Solution

The fourth proportional to 598,163.54, 824,998.97 and 383,323.59 is: 528,687.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,163.54 : 824,998.97 = 383,323.59 : x
  2. Step 2: Convert to fraction form
    598,163.54/824,998.97 = 383,323.59/x
  3. Step 3: Cross multiply
    598,163.54x = 824,998.97 × 383,323.59
  4. Step 4: Simplify right side
    598,163.54x = 316,241,567,885.01
  5. Step 5: Solve for x
    x = 316,241,567,885.01/598,163.54
  6. Step 6: Final answer
    x = 528,687.47

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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.