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Finding the Fourth Proportional to 202,923.33, 304,457.45 and 90,593.55

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Solution

The fourth proportional to 202,923.33, 304,457.45 and 90,593.55 is: 135,922.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,923.33 : 304,457.45 = 90,593.55 : x
  2. Step 2: Convert to fraction form
    202,923.33/304,457.45 = 90,593.55/x
  3. Step 3: Cross multiply
    202,923.33x = 304,457.45 × 90,593.55
  4. Step 4: Simplify right side
    202,923.33x = 27,581,880,766.48
  5. Step 5: Solve for x
    x = 27,581,880,766.48/202,923.33
  6. Step 6: Final answer
    x = 135,922.67

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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.