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Finding the Fourth Proportional to 324,676.18, 487,014.26 and 88,012.71

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Solution

The fourth proportional to 324,676.18, 487,014.26 and 88,012.71 is: 132,019.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,676.18 : 487,014.26 = 88,012.71 : x
  2. Step 2: Convert to fraction form
    324,676.18/487,014.26 = 88,012.71/x
  3. Step 3: Cross multiply
    324,676.18x = 487,014.26 × 88,012.71
  4. Step 4: Simplify right side
    324,676.18x = 42,863,444,391.18
  5. Step 5: Solve for x
    x = 42,863,444,391.18/324,676.18
  6. Step 6: Final answer
    x = 132,019.06

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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.