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Finding the Fourth Proportional to 258,033.20, 356,023.50 and 150,541.88

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Solution

The fourth proportional to 258,033.20, 356,023.50 and 150,541.88 is: 207,711.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,033.20 : 356,023.50 = 150,541.88 : x
  2. Step 2: Convert to fraction form
    258,033.20/356,023.50 = 150,541.88/x
  3. Step 3: Cross multiply
    258,033.20x = 356,023.50 × 150,541.88
  4. Step 4: Simplify right side
    258,033.20x = 53,596,447,014.18
  5. Step 5: Solve for x
    x = 53,596,447,014.18/258,033.20
  6. Step 6: Final answer
    x = 207,711.44

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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.