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Finding the Fourth Proportional to 332,514.40, 458,880.80 and 181,611.40

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Solution

The fourth proportional to 332,514.40, 458,880.80 and 181,611.40 is: 250,629.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,514.40 : 458,880.80 = 181,611.40 : x
  2. Step 2: Convert to fraction form
    332,514.40/458,880.80 = 181,611.40/x
  3. Step 3: Cross multiply
    332,514.40x = 458,880.80 × 181,611.40
  4. Step 4: Simplify right side
    332,514.40x = 83,337,984,521.12
  5. Step 5: Solve for x
    x = 83,337,984,521.12/332,514.40
  6. Step 6: Final answer
    x = 250,629.70

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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.