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Finding the Fourth Proportional to 508,616.96, 701,845.04 and 301,849.68

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Solution

The fourth proportional to 508,616.96, 701,845.04 and 301,849.68 is: 416,525.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,616.96 : 701,845.04 = 301,849.68 : x
  2. Step 2: Convert to fraction form
    508,616.96/701,845.04 = 301,849.68/x
  3. Step 3: Cross multiply
    508,616.96x = 701,845.04 × 301,849.68
  4. Step 4: Simplify right side
    508,616.96x = 211,851,701,488.21
  5. Step 5: Solve for x
    x = 211,851,701,488.21/508,616.96
  6. Step 6: Final answer
    x = 416,525.04

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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.