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Finding the Fourth Proportional to 235,193.22, 324,568.95 and 127,764.12

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Solution

The fourth proportional to 235,193.22, 324,568.95 and 127,764.12 is: 176,315.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,193.22 : 324,568.95 = 127,764.12 : x
  2. Step 2: Convert to fraction form
    235,193.22/324,568.95 = 127,764.12/x
  3. Step 3: Cross multiply
    235,193.22x = 324,568.95 × 127,764.12
  4. Step 4: Simplify right side
    235,193.22x = 41,468,266,276.07
  5. Step 5: Solve for x
    x = 41,468,266,276.07/235,193.22
  6. Step 6: Final answer
    x = 176,315.74

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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.