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Finding the Fourth Proportional to 504,136.23, 756,426.75 and 267,420.88

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Solution

The fourth proportional to 504,136.23, 756,426.75 and 267,420.88 is: 401,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,136.23 : 756,426.75 = 267,420.88 : x
  2. Step 2: Convert to fraction form
    504,136.23/756,426.75 = 267,420.88/x
  3. Step 3: Cross multiply
    504,136.23x = 756,426.75 × 267,420.88
  4. Step 4: Simplify right side
    504,136.23x = 202,284,307,140.54
  5. Step 5: Solve for x
    x = 202,284,307,140.54/504,136.23
  6. Step 6: Final answer
    x = 401,249.30

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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.