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Finding the Fourth Proportional to 300,355.07, 450,520.95 and 110,733.43

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Solution

The fourth proportional to 300,355.07, 450,520.95 and 110,733.43 is: 166,095.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,355.07 : 450,520.95 = 110,733.43 : x
  2. Step 2: Convert to fraction form
    300,355.07/450,520.95 = 110,733.43/x
  3. Step 3: Cross multiply
    300,355.07x = 450,520.95 × 110,733.43
  4. Step 4: Simplify right side
    300,355.07x = 49,887,730,080.36
  5. Step 5: Solve for x
    x = 49,887,730,080.36/300,355.07
  6. Step 6: Final answer
    x = 166,095.85

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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.