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Finding the Fourth Proportional to 358,683.58, 494,996.03 and 197,550.89

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Solution

The fourth proportional to 358,683.58, 494,996.03 and 197,550.89 is: 272,627.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,683.58 : 494,996.03 = 197,550.89 : x
  2. Step 2: Convert to fraction form
    358,683.58/494,996.03 = 197,550.89/x
  3. Step 3: Cross multiply
    358,683.58x = 494,996.03 × 197,550.89
  4. Step 4: Simplify right side
    358,683.58x = 97,786,906,272.97
  5. Step 5: Solve for x
    x = 97,786,906,272.97/358,683.58
  6. Step 6: Final answer
    x = 272,627.22

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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.