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Finding the Fourth Proportional to 233,433.40, 350,150.10 and 115,335.40

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Solution

The fourth proportional to 233,433.40, 350,150.10 and 115,335.40 is: 173,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,433.40 : 350,150.10 = 115,335.40 : x
  2. Step 2: Convert to fraction form
    233,433.40/350,150.10 = 115,335.40/x
  3. Step 3: Cross multiply
    233,433.40x = 350,150.10 × 115,335.40
  4. Step 4: Simplify right side
    233,433.40x = 40,384,701,843.54
  5. Step 5: Solve for x
    x = 40,384,701,843.54/233,433.40
  6. Step 6: Final answer
    x = 173,003.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.