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Finding the Fourth Proportional to 314,276.88, 433,693.77 and 171,033.85

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Solution

The fourth proportional to 314,276.88, 433,693.77 and 171,033.85 is: 236,022.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,276.88 : 433,693.77 = 171,033.85 : x
  2. Step 2: Convert to fraction form
    314,276.88/433,693.77 = 171,033.85/x
  3. Step 3: Cross multiply
    314,276.88x = 433,693.77 × 171,033.85
  4. Step 4: Simplify right side
    314,276.88x = 74,176,315,204.11
  5. Step 5: Solve for x
    x = 74,176,315,204.11/314,276.88
  6. Step 6: Final answer
    x = 236,022.18

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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.