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Finding the Fourth Proportional to 452,961, 625,125.06 and 251,795.88

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Solution

The fourth proportional to 452,961, 625,125.06 and 251,795.88 is: 347,499.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,961 : 625,125.06 = 251,795.88 : x
  2. Step 2: Convert to fraction form
    452,961/625,125.06 = 251,795.88/x
  3. Step 3: Cross multiply
    452,961x = 625,125.06 × 251,795.88
  4. Step 4: Simplify right side
    452,961x = 157,403,914,592.75
  5. Step 5: Solve for x
    x = 157,403,914,592.75/452,961
  6. Step 6: Final answer
    x = 347,499.93

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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.