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Finding the Fourth Proportional to 341,467.60, 471,251.40 and 188,535.28

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Solution

The fourth proportional to 341,467.60, 471,251.40 and 188,535.28 is: 260,193.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,467.60 : 471,251.40 = 188,535.28 : x
  2. Step 2: Convert to fraction form
    341,467.60/471,251.40 = 188,535.28/x
  3. Step 3: Cross multiply
    341,467.60x = 471,251.40 × 188,535.28
  4. Step 4: Simplify right side
    341,467.60x = 88,847,514,649.39
  5. Step 5: Solve for x
    x = 88,847,514,649.39/341,467.60
  6. Step 6: Final answer
    x = 260,193.10

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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.