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Finding the Fourth Proportional to 341,039.58, 470,614.23 and 188,070.54

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Solution

The fourth proportional to 341,039.58, 470,614.23 and 188,070.54 is: 259,526.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,039.58 : 470,614.23 = 188,070.54 : x
  2. Step 2: Convert to fraction form
    341,039.58/470,614.23 = 188,070.54/x
  3. Step 3: Cross multiply
    341,039.58x = 470,614.23 × 188,070.54
  4. Step 4: Simplify right side
    341,039.58x = 88,508,672,367.78
  5. Step 5: Solve for x
    x = 88,508,672,367.78/341,039.58
  6. Step 6: Final answer
    x = 259,526.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.