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Finding the Fourth Proportional to 216,535.68, 298,806.96 and 119,733.84

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Solution

The fourth proportional to 216,535.68, 298,806.96 and 119,733.84 is: 165,225.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,535.68 : 298,806.96 = 119,733.84 : x
  2. Step 2: Convert to fraction form
    216,535.68/298,806.96 = 119,733.84/x
  3. Step 3: Cross multiply
    216,535.68x = 298,806.96 × 119,733.84
  4. Step 4: Simplify right side
    216,535.68x = 35,777,304,739.53
  5. Step 5: Solve for x
    x = 35,777,304,739.53/216,535.68
  6. Step 6: Final answer
    x = 165,225.91

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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.