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Finding the Fourth Proportional to 214,300.88, 321,472.92 and 56,540.24

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Solution

The fourth proportional to 214,300.88, 321,472.92 and 56,540.24 is: 84,816.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,300.88 : 321,472.92 = 56,540.24 : x
  2. Step 2: Convert to fraction form
    214,300.88/321,472.92 = 56,540.24/x
  3. Step 3: Cross multiply
    214,300.88x = 321,472.92 × 56,540.24
  4. Step 4: Simplify right side
    214,300.88x = 18,176,156,050.30
  5. Step 5: Solve for x
    x = 18,176,156,050.30/214,300.88
  6. Step 6: Final answer
    x = 84,816.06

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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.