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Finding the Fourth Proportional to 504,283.40, 756,480.47 and 251,627.48

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Solution

The fourth proportional to 504,283.40, 756,480.47 and 251,627.48 is: 377,468.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,283.40 : 756,480.47 = 251,627.48 : x
  2. Step 2: Convert to fraction form
    504,283.40/756,480.47 = 251,627.48/x
  3. Step 3: Cross multiply
    504,283.40x = 756,480.47 × 251,627.48
  4. Step 4: Simplify right side
    504,283.40x = 190,351,269,294.78
  5. Step 5: Solve for x
    x = 190,351,269,294.78/504,283.40
  6. Step 6: Final answer
    x = 377,468.84

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Similar ratio
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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.