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Finding the Fourth Proportional to 200,094.60, 300,044.70 and 111,253.80

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Solution

The fourth proportional to 200,094.60, 300,044.70 and 111,253.80 is: 166,826.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,094.60 : 300,044.70 = 111,253.80 : x
  2. Step 2: Convert to fraction form
    200,094.60/300,044.70 = 111,253.80/x
  3. Step 3: Cross multiply
    200,094.60x = 300,044.70 × 111,253.80
  4. Step 4: Simplify right side
    200,094.60x = 33,381,113,044.86
  5. Step 5: Solve for x
    x = 33,381,113,044.86/200,094.60
  6. Step 6: Final answer
    x = 166,826.66

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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.