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Finding the Fourth Proportional to 444,512.61, 613,431.23 and 253,535.67

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Solution

The fourth proportional to 444,512.61, 613,431.23 and 253,535.67 is: 349,881.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,512.61 : 613,431.23 = 253,535.67 : x
  2. Step 2: Convert to fraction form
    444,512.61/613,431.23 = 253,535.67/x
  3. Step 3: Cross multiply
    444,512.61x = 613,431.23 × 253,535.67
  4. Step 4: Simplify right side
    444,512.61x = 155,526,696,629.30
  5. Step 5: Solve for x
    x = 155,526,696,629.30/444,512.61
  6. Step 6: Final answer
    x = 349,881.41

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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.