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Finding the Fourth Proportional to 504,616.26, 756,938.29 and 163,074.30

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Solution

The fourth proportional to 504,616.26, 756,938.29 and 163,074.30 is: 244,615.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,616.26 : 756,938.29 = 163,074.30 : x
  2. Step 2: Convert to fraction form
    504,616.26/756,938.29 = 163,074.30/x
  3. Step 3: Cross multiply
    504,616.26x = 756,938.29 × 163,074.30
  4. Step 4: Simplify right side
    504,616.26x = 123,437,181,784.95
  5. Step 5: Solve for x
    x = 123,437,181,784.95/504,616.26
  6. Step 6: Final answer
    x = 244,615.94

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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.