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Finding the Fourth Proportional to 369,369.90, 554,087.25 and 270,757.26

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Solution

The fourth proportional to 369,369.90, 554,087.25 and 270,757.26 is: 406,159.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,369.90 : 554,087.25 = 270,757.26 : x
  2. Step 2: Convert to fraction form
    369,369.90/554,087.25 = 270,757.26/x
  3. Step 3: Cross multiply
    369,369.90x = 554,087.25 × 270,757.26
  4. Step 4: Simplify right side
    369,369.90x = 150,023,145,610.94
  5. Step 5: Solve for x
    x = 150,023,145,610.94/369,369.90
  6. Step 6: Final answer
    x = 406,159.64

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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.