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Finding the Fourth Proportional to 444,875.25, 613,927.86 and 253,884.54

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Solution

The fourth proportional to 444,875.25, 613,927.86 and 253,884.54 is: 350,360.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,875.25 : 613,927.86 = 253,884.54 : x
  2. Step 2: Convert to fraction form
    444,875.25/613,927.86 = 253,884.54/x
  3. Step 3: Cross multiply
    444,875.25x = 613,927.86 × 253,884.54
  4. Step 4: Simplify right side
    444,875.25x = 155,866,792,329.28
  5. Step 5: Solve for x
    x = 155,866,792,329.28/444,875.25
  6. Step 6: Final answer
    x = 350,360.67

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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.