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Finding the Fourth Proportional to 341,692.22, 471,532.46 and 186,643.64

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Solution

The fourth proportional to 341,692.22, 471,532.46 and 186,643.64 is: 257,566.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,692.22 : 471,532.46 = 186,643.64 : x
  2. Step 2: Convert to fraction form
    341,692.22/471,532.46 = 186,643.64/x
  3. Step 3: Cross multiply
    341,692.22x = 471,532.46 × 186,643.64
  4. Step 4: Simplify right side
    341,692.22x = 88,008,534,958.17
  5. Step 5: Solve for x
    x = 88,008,534,958.17/341,692.22
  6. Step 6: Final answer
    x = 257,566.69

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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.