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Finding the Fourth Proportional to 201,209.74, 301,581.33 and 189,545.74

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Solution

The fourth proportional to 201,209.74, 301,581.33 and 189,545.74 is: 284,098.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,209.74 : 301,581.33 = 189,545.74 : x
  2. Step 2: Convert to fraction form
    201,209.74/301,581.33 = 189,545.74/x
  3. Step 3: Cross multiply
    201,209.74x = 301,581.33 × 189,545.74
  4. Step 4: Simplify right side
    201,209.74x = 57,163,456,365.03
  5. Step 5: Solve for x
    x = 57,163,456,365.03/201,209.74
  6. Step 6: Final answer
    x = 284,098.85

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1.5x scale

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.