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Finding the Fourth Proportional to 254,210.79, 350,811.17 and 141,033.54

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Solution

The fourth proportional to 254,210.79, 350,811.17 and 141,033.54 is: 194,626.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,210.79 : 350,811.17 = 141,033.54 : x
  2. Step 2: Convert to fraction form
    254,210.79/350,811.17 = 141,033.54/x
  3. Step 3: Cross multiply
    254,210.79x = 350,811.17 × 141,033.54
  4. Step 4: Simplify right side
    254,210.79x = 49,476,141,176.64
  5. Step 5: Solve for x
    x = 49,476,141,176.64/254,210.79
  6. Step 6: Final answer
    x = 194,626.44

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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.