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Finding the Fourth Proportional to 341,524, 471,307.98 and 190,621

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Solution

The fourth proportional to 341,524, 471,307.98 and 190,621 is: 263,059.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,524 : 471,307.98 = 190,621 : x
  2. Step 2: Convert to fraction form
    341,524/471,307.98 = 190,621/x
  3. Step 3: Cross multiply
    341,524x = 471,307.98 × 190,621
  4. Step 4: Simplify right side
    341,524x = 89,841,198,455.58
  5. Step 5: Solve for x
    x = 89,841,198,455.58/341,524
  6. Step 6: Final answer
    x = 263,059.69

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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.