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Finding the Fourth Proportional to 404,099.60, 606,516.60 and 204,558.80

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Solution

The fourth proportional to 404,099.60, 606,516.60 and 204,558.80 is: 307,024.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,099.60 : 606,516.60 = 204,558.80 : x
  2. Step 2: Convert to fraction form
    404,099.60/606,516.60 = 204,558.80/x
  3. Step 3: Cross multiply
    404,099.60x = 606,516.60 × 204,558.80
  4. Step 4: Simplify right side
    404,099.60x = 124,068,307,876.08
  5. Step 5: Solve for x
    x = 124,068,307,876.08/404,099.60
  6. Step 6: Final answer
    x = 307,024.08

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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.