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Finding the Fourth Proportional to 324,700.92, 487,103.22 and 100,006.92

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Solution

The fourth proportional to 324,700.92, 487,103.22 and 100,006.92 is: 150,026.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,700.92 : 487,103.22 = 100,006.92 : x
  2. Step 2: Convert to fraction form
    324,700.92/487,103.22 = 100,006.92/x
  3. Step 3: Cross multiply
    324,700.92x = 487,103.22 × 100,006.92
  4. Step 4: Simplify right side
    324,700.92x = 48,713,692,754.28
  5. Step 5: Solve for x
    x = 48,713,692,754.28/324,700.92
  6. Step 6: Final answer
    x = 150,026.35

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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.