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Finding the Fourth Proportional to 324,771.40, 487,157.37 and 88,114.11

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Solution

The fourth proportional to 324,771.40, 487,157.37 and 88,114.11 is: 132,171.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,771.40 : 487,157.37 = 88,114.11 : x
  2. Step 2: Convert to fraction form
    324,771.40/487,157.37 = 88,114.11/x
  3. Step 3: Cross multiply
    324,771.40x = 487,157.37 × 88,114.11
  4. Step 4: Simplify right side
    324,771.40x = 42,925,438,087.49
  5. Step 5: Solve for x
    x = 42,925,438,087.49/324,771.40
  6. Step 6: Final answer
    x = 132,171.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.