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Finding the Fourth Proportional to 404,248.44, 606,376.98 and 123,768.12

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Solution

The fourth proportional to 404,248.44, 606,376.98 and 123,768.12 is: 185,653.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,248.44 : 606,376.98 = 123,768.12 : x
  2. Step 2: Convert to fraction form
    404,248.44/606,376.98 = 123,768.12/x
  3. Step 3: Cross multiply
    404,248.44x = 606,376.98 × 123,768.12
  4. Step 4: Simplify right side
    404,248.44x = 75,050,138,825.88
  5. Step 5: Solve for x
    x = 75,050,138,825.88/404,248.44
  6. Step 6: Final answer
    x = 185,653.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.