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Finding the Fourth Proportional to 233,446.70, 350,279.40 and 115,053.46

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Solution

The fourth proportional to 233,446.70, 350,279.40 and 115,053.46 is: 172,634.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,446.70 : 350,279.40 = 115,053.46 : x
  2. Step 2: Convert to fraction form
    233,446.70/350,279.40 = 115,053.46/x
  3. Step 3: Cross multiply
    233,446.70x = 350,279.40 × 115,053.46
  4. Step 4: Simplify right side
    233,446.70x = 40,300,856,936.72
  5. Step 5: Solve for x
    x = 40,300,856,936.72/233,446.70
  6. Step 6: Final answer
    x = 172,634.08

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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.