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Finding the Fourth Proportional to 332,316.48, 458,589.60 and 181,416

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Solution

The fourth proportional to 332,316.48, 458,589.60 and 181,416 is: 250,350.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,316.48 : 458,589.60 = 181,416 : x
  2. Step 2: Convert to fraction form
    332,316.48/458,589.60 = 181,416/x
  3. Step 3: Cross multiply
    332,316.48x = 458,589.60 × 181,416
  4. Step 4: Simplify right side
    332,316.48x = 83,195,490,873.60
  5. Step 5: Solve for x
    x = 83,195,490,873.60/332,316.48
  6. Step 6: Final answer
    x = 250,350.18

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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.