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Finding the Fourth Proportional to 360,279.53, 497,187.71 and 196,936.26

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Solution

The fourth proportional to 360,279.53, 497,187.71 and 196,936.26 is: 271,773.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,279.53 : 497,187.71 = 196,936.26 : x
  2. Step 2: Convert to fraction form
    360,279.53/497,187.71 = 196,936.26/x
  3. Step 3: Cross multiply
    360,279.53x = 497,187.71 × 196,936.26
  4. Step 4: Simplify right side
    360,279.53x = 97,914,287,140.68
  5. Step 5: Solve for x
    x = 97,914,287,140.68/360,279.53
  6. Step 6: Final answer
    x = 271,773.11

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1.5x scale

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.