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Finding the Fourth Proportional to 254,035.82, 350,585.00 and 140,858.57

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Solution

The fourth proportional to 254,035.82, 350,585.00 and 140,858.57 is: 194,393.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,035.82 : 350,585.00 = 140,858.57 : x
  2. Step 2: Convert to fraction form
    254,035.82/350,585.00 = 140,858.57/x
  3. Step 3: Cross multiply
    254,035.82x = 350,585.00 × 140,858.57
  4. Step 4: Simplify right side
    254,035.82x = 49,382,899,306.23
  5. Step 5: Solve for x
    x = 49,382,899,306.23/254,035.82
  6. Step 6: Final answer
    x = 194,393.45

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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.