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Finding the Fourth Proportional to 606,784.64, 910,583.24 and 251,799

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Solution

The fourth proportional to 606,784.64, 910,583.24 and 251,799 is: 377,867.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,784.64 : 910,583.24 = 251,799 : x
  2. Step 2: Convert to fraction form
    606,784.64/910,583.24 = 251,799/x
  3. Step 3: Cross multiply
    606,784.64x = 910,583.24 × 251,799
  4. Step 4: Simplify right side
    606,784.64x = 229,283,949,248.76
  5. Step 5: Solve for x
    x = 229,283,949,248.76/606,784.64
  6. Step 6: Final answer
    x = 377,867.10

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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.