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Finding the Fourth Proportional to 361,618.38, 499,441.86 and 246,699.66

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Solution

The fourth proportional to 361,618.38, 499,441.86 and 246,699.66 is: 340,724.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,618.38 : 499,441.86 = 246,699.66 : x
  2. Step 2: Convert to fraction form
    361,618.38/499,441.86 = 246,699.66/x
  3. Step 3: Cross multiply
    361,618.38x = 499,441.86 × 246,699.66
  4. Step 4: Simplify right side
    361,618.38x = 123,212,137,051.77
  5. Step 5: Solve for x
    x = 123,212,137,051.77/361,618.38
  6. Step 6: Final answer
    x = 340,724.21

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1.5x scale

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.