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Finding the Fourth Proportional to 270,887.50, 404,683.87 and 175,339.27

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Solution

The fourth proportional to 270,887.50, 404,683.87 and 175,339.27 is: 261,942.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,887.50 : 404,683.87 = 175,339.27 : x
  2. Step 2: Convert to fraction form
    270,887.50/404,683.87 = 175,339.27/x
  3. Step 3: Cross multiply
    270,887.50x = 404,683.87 × 175,339.27
  4. Step 4: Simplify right side
    270,887.50x = 70,956,974,346.57
  5. Step 5: Solve for x
    x = 70,956,974,346.57/270,887.50
  6. Step 6: Final answer
    x = 261,942.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.