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Finding the Fourth Proportional to 453,088.75, 625,263.20 and 251,884.75

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Solution

The fourth proportional to 453,088.75, 625,263.20 and 251,884.75 is: 347,601.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,088.75 : 625,263.20 = 251,884.75 : x
  2. Step 2: Convert to fraction form
    453,088.75/625,263.20 = 251,884.75/x
  3. Step 3: Cross multiply
    453,088.75x = 625,263.20 × 251,884.75
  4. Step 4: Simplify right side
    453,088.75x = 157,494,263,556.78
  5. Step 5: Solve for x
    x = 157,494,263,556.78/453,088.75
  6. Step 6: Final answer
    x = 347,601.36

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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.