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Finding the Fourth Proportional to 436,276.84, 601,865.24 and 254,907.22

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Solution

The fourth proportional to 436,276.84, 601,865.24 and 254,907.22 is: 351,656.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,276.84 : 601,865.24 = 254,907.22 : x
  2. Step 2: Convert to fraction form
    436,276.84/601,865.24 = 254,907.22/x
  3. Step 3: Cross multiply
    436,276.84x = 601,865.24 × 254,907.22
  4. Step 4: Simplify right side
    436,276.84x = 153,419,795,143.03
  5. Step 5: Solve for x
    x = 153,419,795,143.03/436,276.84
  6. Step 6: Final answer
    x = 351,656.98

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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.