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Finding the Fourth Proportional to 482,801.44, 666,346.08 and 281,597.44

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Solution

The fourth proportional to 482,801.44, 666,346.08 and 281,597.44 is: 388,651.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,801.44 : 666,346.08 = 281,597.44 : x
  2. Step 2: Convert to fraction form
    482,801.44/666,346.08 = 281,597.44/x
  3. Step 3: Cross multiply
    482,801.44x = 666,346.08 × 281,597.44
  4. Step 4: Simplify right side
    482,801.44x = 187,641,350,282.04
  5. Step 5: Solve for x
    x = 187,641,350,282.04/482,801.44
  6. Step 6: Final answer
    x = 388,651.18

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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.