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Finding the Fourth Proportional to 367,357.17, 550,869.39 and 130,706.04

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Solution

The fourth proportional to 367,357.17, 550,869.39 and 130,706.04 is: 195,999.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,357.17 : 550,869.39 = 130,706.04 : x
  2. Step 2: Convert to fraction form
    367,357.17/550,869.39 = 130,706.04/x
  3. Step 3: Cross multiply
    367,357.17x = 550,869.39 × 130,706.04
  4. Step 4: Simplify right side
    367,357.17x = 72,001,956,524.12
  5. Step 5: Solve for x
    x = 72,001,956,524.12/367,357.17
  6. Step 6: Final answer
    x = 195,999.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.